25497444

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{421}}^1$

素因数の和:545

約数の個数: 72

約数和(自身を含む): 70045248

約数和(自身を除く): 44547804

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 103, 147, 196, 206, 294, 309, 412, 421, 588, 618, 721, 842, 1236, 1263, 1442, 1684, 2163, 2526, 2884, 2947, 4326, 5047, 5052, 5894, 8652, 8841, 10094, 11788, 15141, 17682, 20188, 20629, 30282, 35364, 41258, 43363, 60564, 61887, 82516, 86726, 123774, 130089, 173452, 247548, 260178, 303541, 520356, 607082, 910623, 1214164, 1821246, 2124787, 3642492, 4249574, 6374361, 8499148, 12748722, 25497444]

約数ペア:

[(1, 25497444), (2, 12748722), (3, 8499148), (4, 6374361), (6, 4249574), (7, 3642492), (12, 2124787), (14, 1821246), (21, 1214164), (28, 910623), (42, 607082), (49, 520356), (84, 303541), (98, 260178), (103, 247548), (147, 173452), (196, 130089), (206, 123774), (294, 86726), (309, 82516), (412, 61887), (421, 60564), (588, 43363), (618, 41258), (721, 35364), (842, 30282), (1236, 20629), (1263, 20188), (1442, 17682), (1684, 15141), (2163, 11788), (2526, 10094), (2884, 8841), (2947, 8652), (4326, 5894), (5047, 5052)]