249778826

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1\times {\mathrm{947}}^1$

素因数の和:1610

約数の個数: 32

約数和(自身を含む): 431377920

約数和(自身を除く): 181599094

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 631, 947, 1262, 1894, 6941, 10417, 11989, 13882, 17993, 20834, 23978, 35986, 131879, 197923, 263758, 395846, 597557, 1195114, 6573127, 11353583, 13146254, 22707166, 124889413, 249778826]

約数ペア:

[(1, 249778826), (2, 124889413), (11, 22707166), (19, 13146254), (22, 11353583), (38, 6573127), (209, 1195114), (418, 597557), (631, 395846), (947, 263758), (1262, 197923), (1894, 131879), (6941, 35986), (10417, 23978), (11989, 20834), (13882, 17993)]