25951401

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 47900160

約数和(自身を除く): 21948759

約数列:

[1, 3, 7, 9, 17, 21, 27, 41, 51, 63, 119, 123, 153, 189, 197, 287, 357, 369, 459, 591, 697, 861, 1071, 1107, 1379, 1773, 2091, 2583, 3213, 3349, 4137, 4879, 5319, 6273, 7749, 8077, 10047, 12411, 14637, 18819, 23443, 24231, 30141, 37233, 43911, 56539, 70329, 72693, 90423, 131733, 137309, 169617, 210987, 218079, 411927, 508851, 632961, 961163, 1235781, 1526553, 2883489, 3707343, 8650467, 25951401]

約数ペア:

[(1, 25951401), (3, 8650467), (7, 3707343), (9, 2883489), (17, 1526553), (21, 1235781), (27, 961163), (41, 632961), (51, 508851), (63, 411927), (119, 218079), (123, 210987), (153, 169617), (189, 137309), (197, 131733), (287, 90423), (357, 72693), (369, 70329), (459, 56539), (591, 43911), (697, 37233), (861, 30141), (1071, 24231), (1107, 23443), (1379, 18819), (1773, 14637), (2091, 12411), (2583, 10047), (3213, 8077), (3349, 7749), (4137, 6273), (4879, 5319)]