218218133

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{419}}^1\times {\mathrm{1583}}^1$

素因数の和:2056

約数の個数: 16

約数和(自身を含む): 255467520

約数和(自身を除く): 37249387

約数列:

[1, 7, 47, 329, 419, 1583, 2933, 11081, 19693, 74401, 137851, 520807, 663277, 4642939, 31174019, 218218133]

約数ペア:

[(1, 218218133), (7, 31174019), (47, 4642939), (329, 663277), (419, 520807), (1583, 137851), (2933, 74401), (11081, 19693)]