197236485

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{557}}^1$

素因数の和:675

約数の個数: 64

約数和(自身を含む): 365333760

約数和(自身を除く): 168097275

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 61, 129, 135, 183, 215, 305, 387, 549, 557, 645, 915, 1161, 1647, 1671, 1935, 2623, 2745, 2785, 5013, 5805, 7869, 8235, 8355, 13115, 15039, 23607, 23951, 25065, 33977, 39345, 70821, 71853, 75195, 101931, 118035, 119755, 169885, 215559, 305793, 354105, 359265, 509655, 646677, 917379, 1077795, 1461011, 1528965, 3233385, 4383033, 4586895, 7305055, 13149099, 21915165, 39447297, 65745495, 197236485]

約数ペア:

[(1, 197236485), (3, 65745495), (5, 39447297), (9, 21915165), (15, 13149099), (27, 7305055), (43, 4586895), (45, 4383033), (61, 3233385), (129, 1528965), (135, 1461011), (183, 1077795), (215, 917379), (305, 646677), (387, 509655), (549, 359265), (557, 354105), (645, 305793), (915, 215559), (1161, 169885), (1647, 119755), (1671, 118035), (1935, 101931), (2623, 75195), (2745, 71853), (2785, 70821), (5013, 39345), (5805, 33977), (7869, 25065), (8235, 23951), (8355, 23607), (13115, 15039)]