156939784

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{21773}}^1$

素因数の和:21849

約数の個数: 32

約数和(自身を含む): 317464920

約数和(自身を除く): 160525136

約数列:

[1, 2, 4, 8, 17, 34, 53, 68, 106, 136, 212, 424, 901, 1802, 3604, 7208, 21773, 43546, 87092, 174184, 370141, 740282, 1153969, 1480564, 2307938, 2961128, 4615876, 9231752, 19617473, 39234946, 78469892, 156939784]

約数ペア:

[(1, 156939784), (2, 78469892), (4, 39234946), (8, 19617473), (17, 9231752), (34, 4615876), (53, 2961128), (68, 2307938), (106, 1480564), (136, 1153969), (212, 740282), (424, 370141), (901, 174184), (1802, 87092), (3604, 43546), (7208, 21773)]