71291283

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{2203}}^1$

素因数の和:2303

約数の個数: 32

約数和(自身を含む): 115101696

約数和(自身を除く): 43810413

約数列:

[1, 3, 7, 21, 23, 67, 69, 161, 201, 469, 483, 1407, 1541, 2203, 4623, 6609, 10787, 15421, 32361, 46263, 50669, 147601, 152007, 354683, 442803, 1033207, 1064049, 3099621, 3394823, 10184469, 23763761, 71291283]

約数ペア:

[(1, 71291283), (3, 23763761), (7, 10184469), (21, 3394823), (23, 3099621), (67, 1064049), (69, 1033207), (161, 442803), (201, 354683), (469, 152007), (483, 147601), (1407, 50669), (1541, 46263), (2203, 32361), (4623, 15421), (6609, 10787)]