23783915

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:239

約数の個数: 32

約数和(自身を含む): 31752000

約数和(自身を除く): 7968085

約数列:

[1, 5, 19, 29, 89, 95, 97, 145, 445, 485, 551, 1691, 1843, 2581, 2755, 2813, 8455, 8633, 9215, 12905, 14065, 43165, 49039, 53447, 164027, 245195, 250357, 267235, 820135, 1251785, 4756783, 23783915]

約数ペア:

[(1, 23783915), (5, 4756783), (19, 1251785), (29, 820135), (89, 267235), (95, 250357), (97, 245195), (145, 164027), (445, 53447), (485, 49039), (551, 43165), (1691, 14065), (1843, 12905), (2581, 9215), (2755, 8633), (2813, 8455)]