128420508

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1\times {\mathrm{757}}^1$

素因数の和:1042

約数の個数: 48

約数和(自身を含む): 305965184

約数和(自身を除く): 177544676

約数列:

[1, 2, 3, 4, 6, 12, 67, 134, 201, 211, 268, 402, 422, 633, 757, 804, 844, 1266, 1514, 2271, 2532, 3028, 4542, 9084, 14137, 28274, 42411, 50719, 56548, 84822, 101438, 152157, 159727, 169644, 202876, 304314, 319454, 479181, 608628, 638908, 958362, 1916724, 10701709, 21403418, 32105127, 42806836, 64210254, 128420508]

約数ペア:

[(1, 128420508), (2, 64210254), (3, 42806836), (4, 32105127), (6, 21403418), (12, 10701709), (67, 1916724), (134, 958362), (201, 638908), (211, 608628), (268, 479181), (402, 319454), (422, 304314), (633, 202876), (757, 169644), (804, 159727), (844, 152157), (1266, 101438), (1514, 84822), (2271, 56548), (2532, 50719), (3028, 42411), (4542, 28274), (9084, 14137)]