8011521

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:155

約数の個数: 64

約数和(自身を含む): 15052800

約数和(自身を除く): 7041279

約数列:

[1, 3, 7, 9, 19, 21, 23, 27, 57, 63, 69, 97, 133, 161, 171, 189, 207, 291, 399, 437, 483, 513, 621, 679, 873, 1197, 1311, 1449, 1843, 2037, 2231, 2619, 3059, 3591, 3933, 4347, 5529, 6111, 6693, 9177, 11799, 12901, 15617, 16587, 18333, 20079, 27531, 38703, 42389, 46851, 49761, 60237, 82593, 116109, 127167, 140553, 296723, 348327, 381501, 421659, 890169, 1144503, 2670507, 8011521]

約数ペア:

[(1, 8011521), (3, 2670507), (7, 1144503), (9, 890169), (19, 421659), (21, 381501), (23, 348327), (27, 296723), (57, 140553), (63, 127167), (69, 116109), (97, 82593), (133, 60237), (161, 49761), (171, 46851), (189, 42389), (207, 38703), (291, 27531), (399, 20079), (437, 18333), (483, 16587), (513, 15617), (621, 12901), (679, 11799), (873, 9177), (1197, 6693), (1311, 6111), (1449, 5529), (1843, 4347), (2037, 3933), (2231, 3591), (2619, 3059)]