258706605

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1\times {\mathrm{577}}^1$

素因数の和:1077

約数の個数: 32

約数和(自身を含む): 421486848

約数和(自身を除く): 162780243

約数列:

[1, 3, 5, 15, 71, 213, 355, 421, 577, 1065, 1263, 1731, 2105, 2885, 6315, 8655, 29891, 40967, 89673, 122901, 149455, 204835, 242917, 448365, 614505, 728751, 1214585, 3643755, 17247107, 51741321, 86235535, 258706605]

約数ペア:

[(1, 258706605), (3, 86235535), (5, 51741321), (15, 17247107), (71, 3643755), (213, 1214585), (355, 728751), (421, 614505), (577, 448365), (1065, 242917), (1263, 204835), (1731, 149455), (2105, 122901), (2885, 89673), (6315, 40967), (8655, 29891)]