218272648

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{15217}}^1$

素因数の和:15397

約数の個数: 32

約数和(自身を含む): 449235360

約数和(自身を除く): 230962712

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 163, 326, 652, 1304, 1793, 3586, 7172, 14344, 15217, 30434, 60868, 121736, 167387, 334774, 669548, 1339096, 2480371, 4960742, 9921484, 19842968, 27284081, 54568162, 109136324, 218272648]

約数ペア:

[(1, 218272648), (2, 109136324), (4, 54568162), (8, 27284081), (11, 19842968), (22, 9921484), (44, 4960742), (88, 2480371), (163, 1339096), (326, 669548), (652, 334774), (1304, 167387), (1793, 121736), (3586, 60868), (7172, 30434), (14344, 15217)]