64657628

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{39139}}^1$

素因数の和:39209

約数の個数: 24

約数和(自身を含む): 131510400

約数和(自身を除く): 66852772

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 236, 413, 826, 1652, 39139, 78278, 156556, 273973, 547946, 1095892, 2309201, 4618402, 9236804, 16164407, 32328814, 64657628]

約数ペア:

[(1, 64657628), (2, 32328814), (4, 16164407), (7, 9236804), (14, 4618402), (28, 2309201), (59, 1095892), (118, 547946), (236, 273973), (413, 156556), (826, 78278), (1652, 39139)]