2215425

素因数分解:

$3^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:393

約数の個数: 24

約数和(自身を含む): 3710080

約数和(自身を除く): 1494655

約数列:

[1, 3, 5, 15, 25, 75, 109, 271, 327, 545, 813, 1355, 1635, 2725, 4065, 6775, 8175, 20325, 29539, 88617, 147695, 443085, 738475, 2215425]

約数ペア:

[(1, 2215425), (3, 738475), (5, 443085), (15, 147695), (25, 88617), (75, 29539), (109, 20325), (271, 8175), (327, 6775), (545, 4065), (813, 2725), (1355, 1635)]