157020171847

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{450259}}^1$

素因数の和:450931

約数の個数: 24

約数和(自身を含む): 199569640320

約数和(自身を除く): 42549468473

約数列:

[1, 7, 11, 49, 77, 539, 647, 4529, 7117, 31703, 49819, 348733, 450259, 3151813, 4952849, 22062691, 34669943, 242689601, 291317573, 2039223011, 3204493303, 14274561077, 22431453121, 157020171847]

約数ペア:

[(1, 157020171847), (7, 22431453121), (11, 14274561077), (49, 3204493303), (77, 2039223011), (539, 291317573), (647, 242689601), (4529, 34669943), (7117, 22062691), (31703, 4952849), (49819, 3151813), (348733, 450259)]