199784

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1$

素因数の和:149

約数の個数: 32

約数和(自身を含む): 430920

約数和(自身を除く): 231136

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 113, 136, 221, 226, 442, 452, 884, 904, 1469, 1768, 1921, 2938, 3842, 5876, 7684, 11752, 15368, 24973, 49946, 99892, 199784]

約数ペア:

[(1, 199784), (2, 99892), (4, 49946), (8, 24973), (13, 15368), (17, 11752), (26, 7684), (34, 5876), (52, 3842), (68, 2938), (104, 1921), (113, 1768), (136, 1469), (221, 904), (226, 884), (442, 452)]