81217976

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{85313}}^1$

素因数の和:85343

約数の個数: 32

約数和(自身を含む): 184278240

約数和(自身を除く): 103060264

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 85313, 170626, 341252, 597191, 682504, 1194382, 1450321, 2388764, 2900642, 4777528, 5801284, 10152247, 11602568, 20304494, 40608988, 81217976]

約数ペア:

[(1, 81217976), (2, 40608988), (4, 20304494), (7, 11602568), (8, 10152247), (14, 5801284), (17, 4777528), (28, 2900642), (34, 2388764), (56, 1450321), (68, 1194382), (119, 682504), (136, 597191), (238, 341252), (476, 170626), (952, 85313)]