256257978

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{77513}}^1$

素因数の和:77566

約数の個数: 32

約数和(自身を含む): 558100800

約数和(自身を除く): 301842822

約数列:

[1, 2, 3, 6, 19, 29, 38, 57, 58, 87, 114, 174, 551, 1102, 1653, 3306, 77513, 155026, 232539, 465078, 1472747, 2247877, 2945494, 4418241, 4495754, 6743631, 8836482, 13487262, 42709663, 85419326, 128128989, 256257978]

約数ペア:

[(1, 256257978), (2, 128128989), (3, 85419326), (6, 42709663), (19, 13487262), (29, 8836482), (38, 6743631), (57, 4495754), (58, 4418241), (87, 2945494), (114, 2247877), (174, 1472747), (551, 465078), (1102, 232539), (1653, 155026), (3306, 77513)]