38314892

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{263}}^1$

素因数の和:339

約数の個数: 72

約数和(自身を含む): 86515968

約数和(自身を除く): 48201076

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 77, 86, 121, 154, 172, 242, 263, 301, 308, 473, 484, 526, 602, 847, 946, 1052, 1204, 1694, 1841, 1892, 2893, 3311, 3388, 3682, 5203, 5786, 6622, 7364, 10406, 11309, 11572, 13244, 20251, 20812, 22618, 31823, 36421, 40502, 45236, 63646, 72842, 79163, 81004, 124399, 127292, 145684, 158326, 222761, 248798, 316652, 445522, 497596, 870793, 891044, 1368389, 1741586, 2736778, 3483172, 5473556, 9578723, 19157446, 38314892]

約数ペア:

[(1, 38314892), (2, 19157446), (4, 9578723), (7, 5473556), (11, 3483172), (14, 2736778), (22, 1741586), (28, 1368389), (43, 891044), (44, 870793), (77, 497596), (86, 445522), (121, 316652), (154, 248798), (172, 222761), (242, 158326), (263, 145684), (301, 127292), (308, 124399), (473, 81004), (484, 79163), (526, 72842), (602, 63646), (847, 45236), (946, 40502), (1052, 36421), (1204, 31823), (1694, 22618), (1841, 20812), (1892, 20251), (2893, 13244), (3311, 11572), (3388, 11309), (3682, 10406), (5203, 7364), (5786, 6622)]