15390396

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{389}}^1$

素因数の和:563

約数の個数: 72

約数和(自身を含む): 44859360

約数和(自身を除く): 29468964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 157, 252, 314, 389, 471, 628, 778, 942, 1099, 1167, 1413, 1556, 1884, 2198, 2334, 2723, 2826, 3297, 3501, 4396, 4668, 5446, 5652, 6594, 7002, 8169, 9891, 10892, 13188, 14004, 16338, 19782, 24507, 32676, 39564, 49014, 61073, 98028, 122146, 183219, 244292, 366438, 427511, 549657, 732876, 855022, 1099314, 1282533, 1710044, 2198628, 2565066, 3847599, 5130132, 7695198, 15390396]

約数ペア:

[(1, 15390396), (2, 7695198), (3, 5130132), (4, 3847599), (6, 2565066), (7, 2198628), (9, 1710044), (12, 1282533), (14, 1099314), (18, 855022), (21, 732876), (28, 549657), (36, 427511), (42, 366438), (63, 244292), (84, 183219), (126, 122146), (157, 98028), (252, 61073), (314, 49014), (389, 39564), (471, 32676), (628, 24507), (778, 19782), (942, 16338), (1099, 14004), (1167, 13188), (1413, 10892), (1556, 9891), (1884, 8169), (2198, 7002), (2334, 6594), (2723, 5652), (2826, 5446), (3297, 4668), (3501, 4396)]