408032656

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{661}}^1\times {\mathrm{941}}^1$

素因数の和:1651

約数の個数: 40

約数和(自身を含む): 811932408

約数和(自身を除く): 403899752

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 661, 941, 1322, 1882, 2644, 3764, 5288, 7528, 10576, 15056, 27101, 38581, 54202, 77162, 108404, 154324, 216808, 308648, 433616, 617296, 622001, 1244002, 2488004, 4976008, 9952016, 25502041, 51004082, 102008164, 204016328, 408032656]

約数ペア:

[(1, 408032656), (2, 204016328), (4, 102008164), (8, 51004082), (16, 25502041), (41, 9952016), (82, 4976008), (164, 2488004), (328, 1244002), (656, 622001), (661, 617296), (941, 433616), (1322, 308648), (1882, 216808), (2644, 154324), (3764, 108404), (5288, 77162), (7528, 54202), (10576, 38581), (15056, 27101)]