318664983

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{577}}^1$

素因数の和:641

約数の個数: 72

約数和(自身を含む): 566407632

約数和(自身を除く): 247742649

約数列:

[1, 3, 7, 13, 17, 21, 39, 49, 51, 91, 119, 147, 221, 273, 289, 357, 577, 637, 663, 833, 867, 1547, 1731, 1911, 2023, 2499, 3757, 4039, 4641, 6069, 7501, 9809, 10829, 11271, 12117, 14161, 22503, 26299, 28273, 29427, 32487, 42483, 52507, 68663, 78897, 84819, 127517, 157521, 166753, 184093, 205989, 367549, 382551, 480641, 500259, 552279, 892619, 1102647, 1167271, 1441923, 2167789, 2677857, 3501813, 6248333, 6503367, 8170897, 15174523, 18744999, 24512691, 45523569, 106221661, 318664983]

約数ペア:

[(1, 318664983), (3, 106221661), (7, 45523569), (13, 24512691), (17, 18744999), (21, 15174523), (39, 8170897), (49, 6503367), (51, 6248333), (91, 3501813), (119, 2677857), (147, 2167789), (221, 1441923), (273, 1167271), (289, 1102647), (357, 892619), (577, 552279), (637, 500259), (663, 480641), (833, 382551), (867, 367549), (1547, 205989), (1731, 184093), (1911, 166753), (2023, 157521), (2499, 127517), (3757, 84819), (4039, 78897), (4641, 68663), (6069, 52507), (7501, 42483), (9809, 32487), (10829, 29427), (11271, 28273), (12117, 26299), (14161, 22503)]