289326076

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{42473}}^1$

素因数の和:42621

約数の個数: 24

約数和(自身を含む): 549443664

約数和(自身を除く): 260117588

約数列:

[1, 2, 4, 13, 26, 52, 131, 262, 524, 1703, 3406, 6812, 42473, 84946, 169892, 552149, 1104298, 2208596, 5563963, 11127926, 22255852, 72331519, 144663038, 289326076]

約数ペア:

[(1, 289326076), (2, 144663038), (4, 72331519), (13, 22255852), (26, 11127926), (52, 5563963), (131, 2208596), (262, 1104298), (524, 552149), (1703, 169892), (3406, 84946), (6812, 42473)]