253462690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{114689}}^1$

素因数の和:114726

約数の個数: 32

約数和(自身を含む): 520233840

約数和(自身を除く): 266771150

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 114689, 229378, 573445, 1146890, 1490957, 1949713, 2981914, 3899426, 7454785, 9748565, 14909570, 19497130, 25346269, 50692538, 126731345, 253462690]

約数ペア:

[(1, 253462690), (2, 126731345), (5, 50692538), (10, 25346269), (13, 19497130), (17, 14909570), (26, 9748565), (34, 7454785), (65, 3899426), (85, 2981914), (130, 1949713), (170, 1490957), (221, 1146890), (442, 573445), (1105, 229378), (2210, 114689)]