2003993745

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31817}}^1$

素因数の和:31874

約数の個数: 64

約数和(自身を含む): 3848705280

約数和(自身を除く): 1844711535

約数列:

[1, 3, 5, 13, 15, 17, 19, 39, 51, 57, 65, 85, 95, 195, 221, 247, 255, 285, 323, 663, 741, 969, 1105, 1235, 1615, 3315, 3705, 4199, 4845, 12597, 20995, 31817, 62985, 95451, 159085, 413621, 477255, 540889, 604523, 1240863, 1622667, 1813569, 2068105, 2704445, 3022615, 6204315, 7031557, 7858799, 8113335, 9067845, 10276891, 21094671, 23576397, 30830673, 35157785, 39293995, 51384455, 105473355, 117881985, 133599583, 154153365, 400798749, 667997915, 2003993745]

約数ペア:

[(1, 2003993745), (3, 667997915), (5, 400798749), (13, 154153365), (15, 133599583), (17, 117881985), (19, 105473355), (39, 51384455), (51, 39293995), (57, 35157785), (65, 30830673), (85, 23576397), (95, 21094671), (195, 10276891), (221, 9067845), (247, 8113335), (255, 7858799), (285, 7031557), (323, 6204315), (663, 3022615), (741, 2704445), (969, 2068105), (1105, 1813569), (1235, 1622667), (1615, 1240863), (3315, 604523), (3705, 540889), (4199, 477255), (4845, 413621), (12597, 159085), (20995, 95451), (31817, 62985)]