258013609

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{757}}^1$

素因数の和:889

約数の個数: 32

約数和(自身を含む): 323089920

約数和(自身を除く): 65076311

約数列:

[1, 7, 23, 29, 73, 161, 203, 511, 667, 757, 1679, 2117, 4669, 5299, 11753, 14819, 17411, 21953, 48691, 55261, 121877, 153671, 340837, 386827, 504919, 1271003, 1602569, 3534433, 8897021, 11217983, 36859087, 258013609]

約数ペア:

[(1, 258013609), (7, 36859087), (23, 11217983), (29, 8897021), (73, 3534433), (161, 1602569), (203, 1271003), (511, 504919), (667, 386827), (757, 340837), (1679, 153671), (2117, 121877), (4669, 55261), (5299, 48691), (11753, 21953), (14819, 17411)]