971945728

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9421}}^1$

素因数の和:9481

約数の個数: 72

約数和(自身を含む): 2156959616

約数和(自身を除く): 1185013888

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 256, 403, 416, 496, 806, 832, 992, 1612, 1664, 1984, 3224, 3328, 3968, 6448, 7936, 9421, 12896, 18842, 25792, 37684, 51584, 75368, 103168, 122473, 150736, 244946, 292051, 301472, 489892, 584102, 602944, 979784, 1168204, 1205888, 1959568, 2336408, 2411776, 3796663, 3919136, 4672816, 7593326, 7838272, 9345632, 15186652, 15676544, 18691264, 30373304, 31353088, 37382528, 60746608, 74765056, 121493216, 242986432, 485972864, 971945728]

約数ペア:

[(1, 971945728), (2, 485972864), (4, 242986432), (8, 121493216), (13, 74765056), (16, 60746608), (26, 37382528), (31, 31353088), (32, 30373304), (52, 18691264), (62, 15676544), (64, 15186652), (104, 9345632), (124, 7838272), (128, 7593326), (208, 4672816), (248, 3919136), (256, 3796663), (403, 2411776), (416, 2336408), (496, 1959568), (806, 1205888), (832, 1168204), (992, 979784), (1612, 602944), (1664, 584102), (1984, 489892), (3224, 301472), (3328, 292051), (3968, 244946), (6448, 150736), (7936, 122473), (9421, 103168), (12896, 75368), (18842, 51584), (25792, 37684)]