247756564

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{51659}}^1$

素因数の和:51783

約数の個数: 24

約数和(自身を含む): 477338400

約数和(自身を除く): 229581836

約数列:

[1, 2, 4, 11, 22, 44, 109, 218, 436, 1199, 2398, 4796, 51659, 103318, 206636, 568249, 1136498, 2272996, 5630831, 11261662, 22523324, 61939141, 123878282, 247756564]

約数ペア:

[(1, 247756564), (2, 123878282), (4, 61939141), (11, 22523324), (22, 11261662), (44, 5630831), (109, 2272996), (218, 1136498), (436, 568249), (1199, 206636), (2398, 103318), (4796, 51659)]