27646444

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 58750720

約数和(自身を除く): 31104276

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 157, 266, 314, 331, 532, 628, 662, 1099, 1324, 2198, 2317, 2983, 4396, 4634, 5966, 6289, 9268, 11932, 12578, 20881, 25156, 41762, 44023, 51967, 83524, 88046, 103934, 176092, 207868, 363769, 727538, 987373, 1455076, 1974746, 3949492, 6911611, 13823222, 27646444]

約数ペア:

[(1, 27646444), (2, 13823222), (4, 6911611), (7, 3949492), (14, 1974746), (19, 1455076), (28, 987373), (38, 727538), (76, 363769), (133, 207868), (157, 176092), (266, 103934), (314, 88046), (331, 83524), (532, 51967), (628, 44023), (662, 41762), (1099, 25156), (1324, 20881), (2198, 12578), (2317, 11932), (2983, 9268), (4396, 6289), (4634, 5966)]