11872511

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:191

約数の個数: 32

約数和(自身を含む): 15552000

約数和(自身を除く): 3679489

約数列:

[1, 7, 17, 19, 59, 89, 119, 133, 323, 413, 623, 1003, 1121, 1513, 1691, 2261, 5251, 7021, 7847, 10591, 11837, 19057, 28747, 36757, 89267, 99769, 133399, 201229, 624869, 698383, 1696073, 11872511]

約数ペア:

[(1, 11872511), (7, 1696073), (17, 698383), (19, 624869), (59, 201229), (89, 133399), (119, 99769), (133, 89267), (323, 36757), (413, 28747), (623, 19057), (1003, 11837), (1121, 10591), (1513, 7847), (1691, 7021), (2261, 5251)]