128616968

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{6263}}^1$

素因数の和:6437

約数の個数: 32

約数和(自身を含む): 257074560

約数和(自身を除く): 128457592

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 151, 302, 604, 1208, 2567, 5134, 6263, 10268, 12526, 20536, 25052, 50104, 106471, 212942, 425884, 851768, 945713, 1891426, 3782852, 7565704, 16077121, 32154242, 64308484, 128616968]

約数ペア:

[(1, 128616968), (2, 64308484), (4, 32154242), (8, 16077121), (17, 7565704), (34, 3782852), (68, 1891426), (136, 945713), (151, 851768), (302, 425884), (604, 212942), (1208, 106471), (2567, 50104), (5134, 25052), (6263, 20536), (10268, 12526)]