191612728

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{191}}^1\times {\mathrm{1409}}^1$

素因数の和:1695

約数の個数: 32

約数和(自身を含む): 365472000

約数和(自身を除く): 173859272

約数列:

[1, 2, 4, 8, 89, 178, 191, 356, 382, 712, 764, 1409, 1528, 2818, 5636, 11272, 16999, 33998, 67996, 125401, 135992, 250802, 269119, 501604, 538238, 1003208, 1076476, 2152952, 23951591, 47903182, 95806364, 191612728]

約数ペア:

[(1, 191612728), (2, 95806364), (4, 47903182), (8, 23951591), (89, 2152952), (178, 1076476), (191, 1003208), (356, 538238), (382, 501604), (712, 269119), (764, 250802), (1409, 135992), (1528, 125401), (2818, 67996), (5636, 33998), (11272, 16999)]