199581876

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{2143}}^1$

素因数の和:2365

約数の個数: 72

約数和(自身を含む): 546291200

約数和(自身を除く): 346709324

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 199, 234, 398, 468, 597, 796, 1194, 1791, 2143, 2388, 2587, 3582, 4286, 5174, 6429, 7164, 7761, 8572, 10348, 12858, 15522, 19287, 23283, 25716, 27859, 31044, 38574, 46566, 55718, 77148, 83577, 93132, 111436, 167154, 250731, 334308, 426457, 501462, 852914, 1002924, 1279371, 1705828, 2558742, 3838113, 5117484, 5543941, 7676226, 11087882, 15352452, 16631823, 22175764, 33263646, 49895469, 66527292, 99790938, 199581876]

約数ペア:

[(1, 199581876), (2, 99790938), (3, 66527292), (4, 49895469), (6, 33263646), (9, 22175764), (12, 16631823), (13, 15352452), (18, 11087882), (26, 7676226), (36, 5543941), (39, 5117484), (52, 3838113), (78, 2558742), (117, 1705828), (156, 1279371), (199, 1002924), (234, 852914), (398, 501462), (468, 426457), (597, 334308), (796, 250731), (1194, 167154), (1791, 111436), (2143, 93132), (2388, 83577), (2587, 77148), (3582, 55718), (4286, 46566), (5174, 38574), (6429, 31044), (7164, 27859), (7761, 25716), (8572, 23283), (10348, 19287), (12858, 15522)]