27207999

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 48921600

約数和(自身を除く): 21713601

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 139, 239, 273, 417, 717, 819, 973, 1251, 1673, 1807, 2151, 2919, 3107, 5019, 5421, 8757, 9321, 12649, 15057, 16263, 21749, 27963, 33221, 37947, 65247, 99663, 113841, 195741, 232547, 298989, 431873, 697641, 1295619, 2092923, 3023111, 3886857, 9069333, 27207999]

約数ペア:

[(1, 27207999), (3, 9069333), (7, 3886857), (9, 3023111), (13, 2092923), (21, 1295619), (39, 697641), (63, 431873), (91, 298989), (117, 232547), (139, 195741), (239, 113841), (273, 99663), (417, 65247), (717, 37947), (819, 33221), (973, 27963), (1251, 21749), (1673, 16263), (1807, 15057), (2151, 12649), (2919, 9321), (3107, 8757), (5019, 5421)]