18797025

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{1483}}^1$

素因数の和:1522

約数の個数: 36

約数和(自身を含む): 33674928

約数和(自身を除く): 14877903

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 169, 195, 325, 507, 845, 975, 1483, 2535, 4225, 4449, 7415, 12675, 19279, 22245, 37075, 57837, 96395, 111225, 250627, 289185, 481975, 751881, 1253135, 1445925, 3759405, 6265675, 18797025]

約数ペア:

[(1, 18797025), (3, 6265675), (5, 3759405), (13, 1445925), (15, 1253135), (25, 751881), (39, 481975), (65, 289185), (75, 250627), (169, 111225), (195, 96395), (325, 57837), (507, 37075), (845, 22245), (975, 19279), (1483, 12675), (2535, 7415), (4225, 4449)]