1254656

素因数分解:

$2^8\times {\mathrm{13}}^2\times {\mathrm{29}}^1$

素因数の和:71

約数の個数: 54

約数和(自身を含む): 2805390

約数和(自身を除く): 1550734

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 32, 52, 58, 64, 104, 116, 128, 169, 208, 232, 256, 338, 377, 416, 464, 676, 754, 832, 928, 1352, 1508, 1664, 1856, 2704, 3016, 3328, 3712, 4901, 5408, 6032, 7424, 9802, 10816, 12064, 19604, 21632, 24128, 39208, 43264, 48256, 78416, 96512, 156832, 313664, 627328, 1254656]

約数ペア:

[(1, 1254656), (2, 627328), (4, 313664), (8, 156832), (13, 96512), (16, 78416), (26, 48256), (29, 43264), (32, 39208), (52, 24128), (58, 21632), (64, 19604), (104, 12064), (116, 10816), (128, 9802), (169, 7424), (208, 6032), (232, 5408), (256, 4901), (338, 3712), (377, 3328), (416, 3016), (464, 2704), (676, 1856), (754, 1664), (832, 1508), (928, 1352)]