726321764

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1\times {\mathrm{1291}}^1$

素因数の和:1656

約数の個数: 48

約数和(自身を含む): 1479453696

約数和(自身を除く): 753131932

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 283, 284, 497, 566, 994, 1132, 1291, 1981, 1988, 2582, 3962, 5164, 7924, 9037, 18074, 20093, 36148, 40186, 80372, 91661, 140651, 183322, 281302, 365353, 366644, 562604, 641627, 730706, 1283254, 1461412, 2557471, 2566508, 5114942, 10229884, 25940063, 51880126, 103760252, 181580441, 363160882, 726321764]

約数ペア:

[(1, 726321764), (2, 363160882), (4, 181580441), (7, 103760252), (14, 51880126), (28, 25940063), (71, 10229884), (142, 5114942), (283, 2566508), (284, 2557471), (497, 1461412), (566, 1283254), (994, 730706), (1132, 641627), (1291, 562604), (1981, 366644), (1988, 365353), (2582, 281302), (3962, 183322), (5164, 140651), (7924, 91661), (9037, 80372), (18074, 40186), (20093, 36148)]