1309216

素因数分解:

$2^5\times {\mathrm{163}}^1\times {\mathrm{251}}^1$

素因数の和:424

約数の個数: 24

約数和(自身を含む): 2603664

約数和(自身を除く): 1294448

約数列:

[1, 2, 4, 8, 16, 32, 163, 251, 326, 502, 652, 1004, 1304, 2008, 2608, 4016, 5216, 8032, 40913, 81826, 163652, 327304, 654608, 1309216]

約数ペア:

[(1, 1309216), (2, 654608), (4, 327304), (8, 163652), (16, 81826), (32, 40913), (163, 8032), (251, 5216), (326, 4016), (502, 2608), (652, 2008), (1004, 1304)]