2390895

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:152

約数の個数: 48

約数和(自身を含む): 4603872

約数和(自身を除く): 2212977

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 61, 65, 67, 117, 183, 195, 201, 305, 335, 549, 585, 603, 793, 871, 915, 1005, 2379, 2613, 2745, 3015, 3965, 4087, 4355, 7137, 7839, 11895, 12261, 13065, 20435, 35685, 36783, 39195, 53131, 61305, 159393, 183915, 265655, 478179, 796965, 2390895]

約数ペア:

[(1, 2390895), (3, 796965), (5, 478179), (9, 265655), (13, 183915), (15, 159393), (39, 61305), (45, 53131), (61, 39195), (65, 36783), (67, 35685), (117, 20435), (183, 13065), (195, 12261), (201, 11895), (305, 7839), (335, 7137), (549, 4355), (585, 4087), (603, 3965), (793, 3015), (871, 2745), (915, 2613), (1005, 2379)]