311927356

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{27143}}^1$

素因数の和:27190

約数の個数: 36

約数和(自身を含む): 625886352

約数和(自身を除く): 313958996

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 169, 221, 338, 442, 676, 884, 2873, 5746, 11492, 27143, 54286, 108572, 352859, 461431, 705718, 922862, 1411436, 1845724, 4587167, 5998603, 9174334, 11997206, 18348668, 23994412, 77981839, 155963678, 311927356]

約数ペア:

[(1, 311927356), (2, 155963678), (4, 77981839), (13, 23994412), (17, 18348668), (26, 11997206), (34, 9174334), (52, 5998603), (68, 4587167), (169, 1845724), (221, 1411436), (338, 922862), (442, 705718), (676, 461431), (884, 352859), (2873, 108572), (5746, 54286), (11492, 27143)]