428389447616

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{2179}}^1\times {\mathrm{236297}}^1$

素因数の和:238501

約数の個数: 56

約数和(自身を含む): 915900499920

約数和(自身を除く): 487511052304

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 2179, 4358, 8716, 17432, 28327, 34864, 56654, 69728, 113308, 139456, 226616, 236297, 453232, 472594, 906464, 945188, 1812928, 1890376, 3071861, 3780752, 6143722, 7561504, 12287444, 15123008, 24574888, 49149776, 98299552, 196599104, 514891163, 1029782326, 2059564652, 4119129304, 6693585119, 8238258608, 13387170238, 16476517216, 26774340476, 32953034432, 53548680952, 107097361904, 214194723808, 428389447616]

約数ペア:

[(1, 428389447616), (2, 214194723808), (4, 107097361904), (8, 53548680952), (13, 32953034432), (16, 26774340476), (26, 16476517216), (32, 13387170238), (52, 8238258608), (64, 6693585119), (104, 4119129304), (208, 2059564652), (416, 1029782326), (832, 514891163), (2179, 196599104), (4358, 98299552), (8716, 49149776), (17432, 24574888), (28327, 15123008), (34864, 12287444), (56654, 7561504), (69728, 6143722), (113308, 3780752), (139456, 3071861), (226616, 1890376), (236297, 1812928), (453232, 945188), (472594, 906464)]