16507197

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{4441}}^1$

素因数の和:4513

約数の個数: 24

約数和(自身を含む): 27718080

約数和(自身を除く): 11210883

約数列:

[1, 3, 7, 9, 21, 59, 63, 177, 413, 531, 1239, 3717, 4441, 13323, 31087, 39969, 93261, 262019, 279783, 786057, 1834133, 2358171, 5502399, 16507197]

約数ペア:

[(1, 16507197), (3, 5502399), (7, 2358171), (9, 1834133), (21, 786057), (59, 279783), (63, 262019), (177, 93261), (413, 39969), (531, 31087), (1239, 13323), (3717, 4441)]