1291269164

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{1487}}^1$

素因数の和:1718

約数の個数: 48

約数和(自身を含む): 2399846400

約数和(自身を除く): 1108577236

約数列:

[1, 2, 4, 31, 47, 62, 94, 124, 149, 188, 298, 596, 1457, 1487, 2914, 2974, 4619, 5828, 5948, 7003, 9238, 14006, 18476, 28012, 46097, 69889, 92194, 139778, 184388, 217093, 221563, 279556, 434186, 443126, 868372, 886252, 2166559, 4333118, 6868453, 8666236, 10413461, 13736906, 20826922, 27473812, 41653844, 322817291, 645634582, 1291269164]

約数ペア:

[(1, 1291269164), (2, 645634582), (4, 322817291), (31, 41653844), (47, 27473812), (62, 20826922), (94, 13736906), (124, 10413461), (149, 8666236), (188, 6868453), (298, 4333118), (596, 2166559), (1457, 886252), (1487, 868372), (2914, 443126), (2974, 434186), (4619, 279556), (5828, 221563), (5948, 217093), (7003, 184388), (9238, 139778), (14006, 92194), (18476, 69889), (28012, 46097)]