74087209

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{12437}}^1$

素因数の和:12504

約数の個数: 16

約数和(自身を含む): 90747648

約数和(自身を除く): 16660439

約数列:

[1, 7, 23, 37, 161, 259, 851, 5957, 12437, 87059, 286051, 460169, 2002357, 3221183, 10583887, 74087209]

約数ペア:

[(1, 74087209), (7, 10583887), (23, 3221183), (37, 2002357), (161, 460169), (259, 286051), (851, 87059), (5957, 12437)]