25815591

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 41932800

約数和(自身を除く): 16117209

約数列:

[1, 3, 9, 23, 27, 31, 69, 81, 93, 149, 207, 243, 279, 447, 621, 713, 837, 1341, 1863, 2139, 2511, 3427, 4023, 4619, 5589, 6417, 7533, 10281, 12069, 13857, 19251, 30843, 36207, 41571, 57753, 92529, 106237, 124713, 173259, 277587, 318711, 374139, 832761, 956133, 1122417, 2868399, 8605197, 25815591]

約数ペア:

[(1, 25815591), (3, 8605197), (9, 2868399), (23, 1122417), (27, 956133), (31, 832761), (69, 374139), (81, 318711), (93, 277587), (149, 173259), (207, 124713), (243, 106237), (279, 92529), (447, 57753), (621, 41571), (713, 36207), (837, 30843), (1341, 19251), (1863, 13857), (2139, 12069), (2511, 10281), (3427, 7533), (4023, 6417), (4619, 5589)]