278466970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{23071}}^1$

素因数の和:23166

約数の個数: 32

約数和(自身を含む): 538223616

約数和(自身を除く): 259756646

約数列:

[1, 2, 5, 10, 17, 34, 71, 85, 142, 170, 355, 710, 1207, 2414, 6035, 12070, 23071, 46142, 115355, 230710, 392207, 784414, 1638041, 1961035, 3276082, 3922070, 8190205, 16380410, 27846697, 55693394, 139233485, 278466970]

約数ペア:

[(1, 278466970), (2, 139233485), (5, 55693394), (10, 27846697), (17, 16380410), (34, 8190205), (71, 3922070), (85, 3276082), (142, 1961035), (170, 1638041), (355, 784414), (710, 392207), (1207, 230710), (2414, 115355), (6035, 46142), (12070, 23071)]