916864

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:75

約数の個数: 64

約数和(自身を含む): 2142000

約数和(自身を除く): 1225136

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 29, 32, 38, 52, 58, 64, 76, 104, 116, 128, 152, 208, 232, 247, 304, 377, 416, 464, 494, 551, 608, 754, 832, 928, 988, 1102, 1216, 1508, 1664, 1856, 1976, 2204, 2432, 3016, 3712, 3952, 4408, 6032, 7163, 7904, 8816, 12064, 14326, 15808, 17632, 24128, 28652, 31616, 35264, 48256, 57304, 70528, 114608, 229216, 458432, 916864]

約数ペア:

[(1, 916864), (2, 458432), (4, 229216), (8, 114608), (13, 70528), (16, 57304), (19, 48256), (26, 35264), (29, 31616), (32, 28652), (38, 24128), (52, 17632), (58, 15808), (64, 14326), (76, 12064), (104, 8816), (116, 7904), (128, 7163), (152, 6032), (208, 4408), (232, 3952), (247, 3712), (304, 3016), (377, 2432), (416, 2204), (464, 1976), (494, 1856), (551, 1664), (608, 1508), (754, 1216), (832, 1102), (928, 988)]