19244169

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 35942400

約数和(自身を除く): 16698231

約数列:

[1, 3, 7, 9, 19, 21, 23, 27, 57, 63, 69, 133, 161, 171, 189, 207, 233, 399, 437, 483, 513, 621, 699, 1197, 1311, 1449, 1631, 2097, 3059, 3591, 3933, 4347, 4427, 4893, 5359, 6291, 9177, 11799, 13281, 14679, 16077, 27531, 30989, 37513, 39843, 44037, 48231, 82593, 92967, 101821, 112539, 119529, 144693, 278901, 305463, 337617, 712747, 836703, 916389, 1012851, 2138241, 2749167, 6414723, 19244169]

約数ペア:

[(1, 19244169), (3, 6414723), (7, 2749167), (9, 2138241), (19, 1012851), (21, 916389), (23, 836703), (27, 712747), (57, 337617), (63, 305463), (69, 278901), (133, 144693), (161, 119529), (171, 112539), (189, 101821), (207, 92967), (233, 82593), (399, 48231), (437, 44037), (483, 39843), (513, 37513), (621, 30989), (699, 27531), (1197, 16077), (1311, 14679), (1449, 13281), (1631, 11799), (2097, 9177), (3059, 6291), (3591, 5359), (3933, 4893), (4347, 4427)]