218377393

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{397}}^1$

素因数の和:577

約数の個数: 32

約数和(自身を含む): 264781440

約数和(自身を除く): 46404047

約数列:

[1, 13, 17, 19, 131, 221, 247, 323, 397, 1703, 2227, 2489, 4199, 5161, 6749, 7543, 28951, 32357, 42313, 52007, 87737, 98059, 128231, 550069, 676091, 884119, 988133, 1667003, 11493547, 12845729, 16798261, 218377393]

約数ペア:

[(1, 218377393), (13, 16798261), (17, 12845729), (19, 11493547), (131, 1667003), (221, 988133), (247, 884119), (323, 676091), (397, 550069), (1703, 128231), (2227, 98059), (2489, 87737), (4199, 52007), (5161, 42313), (6749, 32357), (7543, 28951)]