157272801

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 252806400

約数和(自身を除く): 95533599

約数列:

[1, 3, 7, 21, 43, 49, 129, 139, 147, 179, 301, 417, 537, 903, 973, 1253, 2107, 2919, 3759, 5977, 6321, 6811, 7697, 8771, 17931, 20433, 23091, 24881, 26313, 41839, 53879, 74643, 125517, 161637, 174167, 292873, 377153, 522501, 878619, 1069883, 1131459, 1219169, 3209649, 3657507, 7489181, 22467543, 52424267, 157272801]

約数ペア:

[(1, 157272801), (3, 52424267), (7, 22467543), (21, 7489181), (43, 3657507), (49, 3209649), (129, 1219169), (139, 1131459), (147, 1069883), (179, 878619), (301, 522501), (417, 377153), (537, 292873), (903, 174167), (973, 161637), (1253, 125517), (2107, 74643), (2919, 53879), (3759, 41839), (5977, 26313), (6321, 24881), (6811, 23091), (7697, 20433), (8771, 17931)]