168978815

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{263}}^1$

素因数の和:479

約数の個数: 32

約数和(自身を含む): 219580416

約数和(自身を除く): 50601601

約数列:

[1, 5, 23, 37, 115, 151, 185, 263, 755, 851, 1315, 3473, 4255, 5587, 6049, 9731, 17365, 27935, 30245, 39713, 48655, 128501, 198565, 223813, 642505, 913399, 1119065, 1469381, 4566995, 7346905, 33795763, 168978815]

約数ペア:

[(1, 168978815), (5, 33795763), (23, 7346905), (37, 4566995), (115, 1469381), (151, 1119065), (185, 913399), (263, 642505), (755, 223813), (851, 198565), (1315, 128501), (3473, 48655), (4255, 39713), (5587, 30245), (6049, 27935), (9731, 17365)]