28323679828

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{641}}^1\times {\mathrm{991}}^1$

素因数の和:1864

約数の個数: 48

約数和(自身を含む): 50714754048

約数和(自身を除く): 22391074220

約数列:

[1, 2, 4, 71, 142, 157, 284, 314, 628, 641, 991, 1282, 1982, 2564, 3964, 11147, 22294, 44588, 45511, 70361, 91022, 100637, 140722, 155587, 182044, 201274, 281444, 311174, 402548, 622348, 635231, 1270462, 2540924, 7145227, 11046677, 14290454, 22093354, 28580908, 44186708, 45101401, 90202802, 99731267, 180405604, 199462534, 398925068, 7080919957, 14161839914, 28323679828]

約数ペア:

[(1, 28323679828), (2, 14161839914), (4, 7080919957), (71, 398925068), (142, 199462534), (157, 180405604), (284, 99731267), (314, 90202802), (628, 45101401), (641, 44186708), (991, 28580908), (1282, 22093354), (1982, 14290454), (2564, 11046677), (3964, 7145227), (11147, 2540924), (22294, 1270462), (44588, 635231), (45511, 622348), (70361, 402548), (91022, 311174), (100637, 281444), (140722, 201274), (155587, 182044)]