629408

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:129

約数の個数: 48

約数和(自身を含む): 1428840

約数和(自身を除く): 799432

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 89, 104, 136, 178, 208, 221, 272, 356, 416, 442, 544, 712, 884, 1157, 1424, 1513, 1768, 2314, 2848, 3026, 3536, 4628, 6052, 7072, 9256, 12104, 18512, 19669, 24208, 37024, 39338, 48416, 78676, 157352, 314704, 629408]

約数ペア:

[(1, 629408), (2, 314704), (4, 157352), (8, 78676), (13, 48416), (16, 39338), (17, 37024), (26, 24208), (32, 19669), (34, 18512), (52, 12104), (68, 9256), (89, 7072), (104, 6052), (136, 4628), (178, 3536), (208, 3026), (221, 2848), (272, 2314), (356, 1768), (416, 1513), (442, 1424), (544, 1157), (712, 884)]