201801215

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{1993}}^1$

素因数の和:2279

約数の個数: 32

約数和(自身を含む): 303215616

約数和(自身を除く): 101414401

約数列:

[1, 5, 7, 11, 35, 55, 77, 263, 385, 1315, 1841, 1993, 2893, 9205, 9965, 13951, 14465, 20251, 21923, 69755, 101255, 109615, 153461, 524159, 767305, 2620795, 3669113, 5765749, 18345565, 28828745, 40360243, 201801215]

約数ペア:

[(1, 201801215), (5, 40360243), (7, 28828745), (11, 18345565), (35, 5765749), (55, 3669113), (77, 2620795), (263, 767305), (385, 524159), (1315, 153461), (1841, 109615), (1993, 101255), (2893, 69755), (9205, 21923), (9965, 20251), (13951, 14465)]