30015843

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:156

約数の個数: 64

約数和(自身を含む): 50663424

約数和(自身を除く): 20647581

約数列:

[1, 3, 11, 13, 31, 33, 37, 39, 61, 93, 111, 143, 183, 341, 403, 407, 429, 481, 671, 793, 1023, 1147, 1209, 1221, 1443, 1891, 2013, 2257, 2379, 3441, 4433, 5291, 5673, 6771, 8723, 12617, 13299, 14911, 15873, 20801, 24583, 24827, 26169, 29341, 37851, 44733, 62403, 69967, 73749, 74481, 88023, 164021, 209901, 270413, 322751, 492063, 769637, 811239, 909571, 968253, 2308911, 2728713, 10005281, 30015843]

約数ペア:

[(1, 30015843), (3, 10005281), (11, 2728713), (13, 2308911), (31, 968253), (33, 909571), (37, 811239), (39, 769637), (61, 492063), (93, 322751), (111, 270413), (143, 209901), (183, 164021), (341, 88023), (403, 74481), (407, 73749), (429, 69967), (481, 62403), (671, 44733), (793, 37851), (1023, 29341), (1147, 26169), (1209, 24827), (1221, 24583), (1443, 20801), (1891, 15873), (2013, 14911), (2257, 13299), (2379, 12617), (3441, 8723), (4433, 6771), (5291, 5673)]