247245642

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{654089}}^1$

素因数の和:654107

約数の個数: 32

約数和(自身を含む): 627926400

約数和(自身を除く): 380680758

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 654089, 1308178, 1962267, 3924534, 4578623, 5886801, 9157246, 11773602, 13735869, 17660403, 27471738, 35320806, 41207607, 82415214, 123622821, 247245642]

約数ペア:

[(1, 247245642), (2, 123622821), (3, 82415214), (6, 41207607), (7, 35320806), (9, 27471738), (14, 17660403), (18, 13735869), (21, 11773602), (27, 9157246), (42, 5886801), (54, 4578623), (63, 3924534), (126, 1962267), (189, 1308178), (378, 654089)]