31655628

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{353}}^1$

素因数の和:463

約数の個数: 72

約数和(自身を含む): 83498688

約数和(自身を除く): 51843060

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 53, 94, 106, 141, 159, 188, 212, 282, 318, 353, 423, 477, 564, 636, 706, 846, 954, 1059, 1412, 1692, 1908, 2118, 2491, 3177, 4236, 4982, 6354, 7473, 9964, 12708, 14946, 16591, 18709, 22419, 29892, 33182, 37418, 44838, 49773, 56127, 66364, 74836, 89676, 99546, 112254, 149319, 168381, 199092, 224508, 298638, 336762, 597276, 673524, 879323, 1758646, 2637969, 3517292, 5275938, 7913907, 10551876, 15827814, 31655628]

約数ペア:

[(1, 31655628), (2, 15827814), (3, 10551876), (4, 7913907), (6, 5275938), (9, 3517292), (12, 2637969), (18, 1758646), (36, 879323), (47, 673524), (53, 597276), (94, 336762), (106, 298638), (141, 224508), (159, 199092), (188, 168381), (212, 149319), (282, 112254), (318, 99546), (353, 89676), (423, 74836), (477, 66364), (564, 56127), (636, 49773), (706, 44838), (846, 37418), (954, 33182), (1059, 29892), (1412, 22419), (1692, 18709), (1908, 16591), (2118, 14946), (2491, 12708), (3177, 9964), (4236, 7473), (4982, 6354)]