291455892

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2069}}^1$

素因数の和:2142

約数の個数: 144

約数和(自身を含む): 928287360

約数和(自身を除く): 636831468

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 43, 52, 63, 78, 84, 86, 91, 117, 126, 129, 156, 172, 182, 234, 252, 258, 273, 301, 364, 387, 468, 516, 546, 559, 602, 774, 819, 903, 1092, 1118, 1204, 1548, 1638, 1677, 1806, 2069, 2236, 2709, 3276, 3354, 3612, 3913, 4138, 5031, 5418, 6207, 6708, 7826, 8276, 10062, 10836, 11739, 12414, 14483, 15652, 18621, 20124, 23478, 24828, 26897, 28966, 35217, 37242, 43449, 46956, 53794, 57932, 70434, 74484, 80691, 86898, 88967, 107588, 130347, 140868, 161382, 173796, 177934, 188279, 242073, 260694, 266901, 322764, 355868, 376558, 484146, 521388, 533802, 564837, 622769, 753116, 800703, 968292, 1067604, 1129674, 1156571, 1245538, 1601406, 1694511, 1868307, 2259348, 2313142, 2491076, 3202812, 3389022, 3469713, 3736614, 4626284, 5604921, 6778044, 6939426, 7473228, 8095997, 10409139, 11209842, 13878852, 16191994, 20818278, 22419684, 24287991, 32383988, 41636556, 48575982, 72863973, 97151964, 145727946, 291455892]

約数ペア:

[(1, 291455892), (2, 145727946), (3, 97151964), (4, 72863973), (6, 48575982), (7, 41636556), (9, 32383988), (12, 24287991), (13, 22419684), (14, 20818278), (18, 16191994), (21, 13878852), (26, 11209842), (28, 10409139), (36, 8095997), (39, 7473228), (42, 6939426), (43, 6778044), (52, 5604921), (63, 4626284), (78, 3736614), (84, 3469713), (86, 3389022), (91, 3202812), (117, 2491076), (126, 2313142), (129, 2259348), (156, 1868307), (172, 1694511), (182, 1601406), (234, 1245538), (252, 1156571), (258, 1129674), (273, 1067604), (301, 968292), (364, 800703), (387, 753116), (468, 622769), (516, 564837), (546, 533802), (559, 521388), (602, 484146), (774, 376558), (819, 355868), (903, 322764), (1092, 266901), (1118, 260694), (1204, 242073), (1548, 188279), (1638, 177934), (1677, 173796), (1806, 161382), (2069, 140868), (2236, 130347), (2709, 107588), (3276, 88967), (3354, 86898), (3612, 80691), (3913, 74484), (4138, 70434), (5031, 57932), (5418, 53794), (6207, 46956), (6708, 43449), (7826, 37242), (8276, 35217), (10062, 28966), (10836, 26897), (11739, 24828), (12414, 23478), (14483, 20124), (15652, 18621)]