30451281

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{457}}^1$

素因数の和:653

約数の個数: 32

約数和(自身を含む): 49244160

約数和(自身を除く): 18792879

約数列:

[1, 3, 7, 19, 21, 57, 133, 167, 399, 457, 501, 1169, 1371, 3173, 3199, 3507, 8683, 9519, 9597, 22211, 26049, 60781, 66633, 76319, 182343, 228957, 534233, 1450061, 1602699, 4350183, 10150427, 30451281]

約数ペア:

[(1, 30451281), (3, 10150427), (7, 4350183), (19, 1602699), (21, 1450061), (57, 534233), (133, 228957), (167, 182343), (399, 76319), (457, 66633), (501, 60781), (1169, 26049), (1371, 22211), (3173, 9597), (3199, 9519), (3507, 8683)]