66880516

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{31727}}^1$

素因数の和:31779

約数の個数: 24

約数和(自身を含む): 127927296

約数和(自身を除く): 61046780

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 124, 527, 1054, 2108, 31727, 63454, 126908, 539359, 983537, 1078718, 1967074, 2157436, 3934148, 16720129, 33440258, 66880516]

約数ペア:

[(1, 66880516), (2, 33440258), (4, 16720129), (17, 3934148), (31, 2157436), (34, 1967074), (62, 1078718), (68, 983537), (124, 539359), (527, 126908), (1054, 63454), (2108, 31727)]