663226668

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{32957}}^1$

素因数の和:33023

約数の個数: 72

約数和(自身を含む): 1847493648

約数和(自身を除く): 1184266980

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 172, 234, 258, 387, 468, 516, 559, 774, 1118, 1548, 1677, 2236, 3354, 5031, 6708, 10062, 20124, 32957, 65914, 98871, 131828, 197742, 296613, 395484, 428441, 593226, 856882, 1186452, 1285323, 1417151, 1713764, 2570646, 2834302, 3855969, 4251453, 5141292, 5668604, 7711938, 8502906, 12754359, 15423876, 17005812, 18422963, 25508718, 36845926, 51017436, 55268889, 73691852, 110537778, 165806667, 221075556, 331613334, 663226668]

約数ペア:

[(1, 663226668), (2, 331613334), (3, 221075556), (4, 165806667), (6, 110537778), (9, 73691852), (12, 55268889), (13, 51017436), (18, 36845926), (26, 25508718), (36, 18422963), (39, 17005812), (43, 15423876), (52, 12754359), (78, 8502906), (86, 7711938), (117, 5668604), (129, 5141292), (156, 4251453), (172, 3855969), (234, 2834302), (258, 2570646), (387, 1713764), (468, 1417151), (516, 1285323), (559, 1186452), (774, 856882), (1118, 593226), (1548, 428441), (1677, 395484), (2236, 296613), (3354, 197742), (5031, 131828), (6708, 98871), (10062, 65914), (20124, 32957)]