127168132

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1721}}^1$

素因数の和:1781

約数の個数: 72

約数和(自身を含む): 288572760

約数和(自身を除く): 161404628

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 49, 52, 58, 91, 98, 116, 182, 196, 203, 364, 377, 406, 637, 754, 812, 1274, 1421, 1508, 1721, 2548, 2639, 2842, 3442, 5278, 5684, 6884, 10556, 12047, 18473, 22373, 24094, 36946, 44746, 48188, 49909, 73892, 84329, 89492, 99818, 156611, 168658, 199636, 313222, 337316, 349363, 626444, 648817, 698726, 1096277, 1297634, 1397452, 2192554, 2445541, 2595268, 4385108, 4541719, 4891082, 9083438, 9782164, 18166876, 31792033, 63584066, 127168132]

約数ペア:

[(1, 127168132), (2, 63584066), (4, 31792033), (7, 18166876), (13, 9782164), (14, 9083438), (26, 4891082), (28, 4541719), (29, 4385108), (49, 2595268), (52, 2445541), (58, 2192554), (91, 1397452), (98, 1297634), (116, 1096277), (182, 698726), (196, 648817), (203, 626444), (364, 349363), (377, 337316), (406, 313222), (637, 199636), (754, 168658), (812, 156611), (1274, 99818), (1421, 89492), (1508, 84329), (1721, 73892), (2548, 49909), (2639, 48188), (2842, 44746), (3442, 36946), (5278, 24094), (5684, 22373), (6884, 18473), (10556, 12047)]