65612421

素因数分解:

$3^2\times 7^2\times {\mathrm{148781}}^1$

素因数の和:148801

約数の個数: 18

約数和(自身を含む): 110247462

約数和(自身を除く): 44635041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 148781, 446343, 1041467, 1339029, 3124401, 7290269, 9373203, 21870807, 65612421]

約数ペア:

[(1, 65612421), (3, 21870807), (7, 9373203), (9, 7290269), (21, 3124401), (49, 1339029), (63, 1041467), (147, 446343), (441, 148781)]