289506256

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{8539}}^1$

素因数の和:8723

約数の個数: 40

約数和(自身を含む): 607843040

約数和(自身を除く): 318336784

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 163, 208, 326, 652, 1304, 2119, 2608, 4238, 8476, 8539, 16952, 17078, 33904, 34156, 68312, 111007, 136624, 222014, 444028, 888056, 1391857, 1776112, 2783714, 5567428, 11134856, 18094141, 22269712, 36188282, 72376564, 144753128, 289506256]

約数ペア:

[(1, 289506256), (2, 144753128), (4, 72376564), (8, 36188282), (13, 22269712), (16, 18094141), (26, 11134856), (52, 5567428), (104, 2783714), (163, 1776112), (208, 1391857), (326, 888056), (652, 444028), (1304, 222014), (2119, 136624), (2608, 111007), (4238, 68312), (8476, 34156), (8539, 33904), (16952, 17078)]