123421564

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{8941}}^1$

素因数の和:8998

約数の個数: 48

約数和(自身を含む): 270406080

約数和(自身を除く): 146984516

約数列:

[1, 2, 4, 7, 14, 17, 28, 29, 34, 58, 68, 116, 119, 203, 238, 406, 476, 493, 812, 986, 1972, 3451, 6902, 8941, 13804, 17882, 35764, 62587, 125174, 151997, 250348, 259289, 303994, 518578, 607988, 1037156, 1063979, 1815023, 2127958, 3630046, 4255916, 4407913, 7260092, 8815826, 17631652, 30855391, 61710782, 123421564]

約数ペア:

[(1, 123421564), (2, 61710782), (4, 30855391), (7, 17631652), (14, 8815826), (17, 7260092), (28, 4407913), (29, 4255916), (34, 3630046), (58, 2127958), (68, 1815023), (116, 1063979), (119, 1037156), (203, 607988), (238, 518578), (406, 303994), (476, 259289), (493, 250348), (812, 151997), (986, 125174), (1972, 62587), (3451, 35764), (6902, 17882), (8941, 13804)]