194895

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:143

約数の個数: 24

約数和(自身を含む): 348192

約数和(自身を除く): 153297

約数列:

[1, 3, 5, 9, 15, 45, 61, 71, 183, 213, 305, 355, 549, 639, 915, 1065, 2745, 3195, 4331, 12993, 21655, 38979, 64965, 194895]

約数ペア:

[(1, 194895), (3, 64965), (5, 38979), (9, 21655), (15, 12993), (45, 4331), (61, 3195), (71, 2745), (183, 1065), (213, 915), (305, 639), (355, 549)]