208517533

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{42373}}^1$

素因数の和:42436

約数の個数: 16

約数和(自身を含む): 257633920

約数和(自身を除く): 49116387

約数列:

[1, 7, 19, 37, 133, 259, 703, 4921, 42373, 296611, 805087, 1567801, 5635609, 10974607, 29788219, 208517533]

約数ペア:

[(1, 208517533), (7, 29788219), (19, 10974607), (37, 5635609), (133, 1567801), (259, 805087), (703, 296611), (4921, 42373)]