199758908

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1289}}^1$

素因数の和:1406

約数の個数: 48

約数和(自身を含む): 386195040

約数和(自身を除く): 186436132

約数列:

[1, 2, 4, 17, 34, 43, 53, 68, 86, 106, 172, 212, 731, 901, 1289, 1462, 1802, 2279, 2578, 2924, 3604, 4558, 5156, 9116, 21913, 38743, 43826, 55427, 68317, 77486, 87652, 110854, 136634, 154972, 221708, 273268, 942259, 1161389, 1884518, 2322778, 2937631, 3769036, 4645556, 5875262, 11750524, 49939727, 99879454, 199758908]

約数ペア:

[(1, 199758908), (2, 99879454), (4, 49939727), (17, 11750524), (34, 5875262), (43, 4645556), (53, 3769036), (68, 2937631), (86, 2322778), (106, 1884518), (172, 1161389), (212, 942259), (731, 273268), (901, 221708), (1289, 154972), (1462, 136634), (1802, 110854), (2279, 87652), (2578, 77486), (2924, 68317), (3604, 55427), (4558, 43826), (5156, 38743), (9116, 21913)]