56270571

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{20147}}^1$

素因数の和:20183

約数の個数: 24

約数和(自身を含む): 91874880

約数和(自身を除く): 35604309

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 20147, 60441, 141029, 382793, 423087, 987203, 1148379, 2679551, 2961609, 8038653, 18756857, 56270571]

約数ペア:

[(1, 56270571), (3, 18756857), (7, 8038653), (19, 2961609), (21, 2679551), (49, 1148379), (57, 987203), (133, 423087), (147, 382793), (399, 141029), (931, 60441), (2793, 20147)]