11819475

素因数分解:

$3^2\times 5^2\times {\mathrm{131}}^1\times {\mathrm{401}}^1$

素因数の和:548

約数の個数: 36

約数和(自身を含む): 21384792

約数和(自身を除く): 9565317

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 131, 225, 393, 401, 655, 1179, 1203, 1965, 2005, 3275, 3609, 5895, 6015, 9825, 10025, 18045, 29475, 30075, 52531, 90225, 157593, 262655, 472779, 787965, 1313275, 2363895, 3939825, 11819475]

約数ペア:

[(1, 11819475), (3, 3939825), (5, 2363895), (9, 1313275), (15, 787965), (25, 472779), (45, 262655), (75, 157593), (131, 90225), (225, 52531), (393, 30075), (401, 29475), (655, 18045), (1179, 10025), (1203, 9825), (1965, 6015), (2005, 5895), (3275, 3609)]