161910918

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{1229}}^1$

素因数の和:1813

約数の個数: 48

約数和(自身を含む): 378771120

約数和(自身を除く): 216860202

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 563, 1126, 1229, 1689, 2458, 3378, 3687, 5067, 7319, 7374, 10134, 11061, 14638, 15977, 21957, 22122, 31954, 43914, 47931, 65871, 95862, 131742, 143793, 287586, 691927, 1383854, 2075781, 4151562, 6227343, 8995051, 12454686, 17990102, 26985153, 53970306, 80955459, 161910918]

約数ペア:

[(1, 161910918), (2, 80955459), (3, 53970306), (6, 26985153), (9, 17990102), (13, 12454686), (18, 8995051), (26, 6227343), (39, 4151562), (78, 2075781), (117, 1383854), (234, 691927), (563, 287586), (1126, 143793), (1229, 131742), (1689, 95862), (2458, 65871), (3378, 47931), (3687, 43914), (5067, 31954), (7319, 22122), (7374, 21957), (10134, 15977), (11061, 14638)]