25711308

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{397}}^1$

素因数の和:671

約数の個数: 72

約数和(自身を含む): 74753952

約数和(自身を除く): 49042644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 257, 397, 514, 771, 794, 1028, 1191, 1542, 1588, 1799, 2313, 2382, 2779, 3084, 3573, 3598, 4626, 4764, 5397, 5558, 7146, 7196, 8337, 9252, 10794, 11116, 14292, 16191, 16674, 21588, 25011, 32382, 33348, 50022, 64764, 100044, 102029, 204058, 306087, 408116, 612174, 714203, 918261, 1224348, 1428406, 1836522, 2142609, 2856812, 3673044, 4285218, 6427827, 8570436, 12855654, 25711308]

約数ペア:

[(1, 25711308), (2, 12855654), (3, 8570436), (4, 6427827), (6, 4285218), (7, 3673044), (9, 2856812), (12, 2142609), (14, 1836522), (18, 1428406), (21, 1224348), (28, 918261), (36, 714203), (42, 612174), (63, 408116), (84, 306087), (126, 204058), (252, 102029), (257, 100044), (397, 64764), (514, 50022), (771, 33348), (794, 32382), (1028, 25011), (1191, 21588), (1542, 16674), (1588, 16191), (1799, 14292), (2313, 11116), (2382, 10794), (2779, 9252), (3084, 8337), (3573, 7196), (3598, 7146), (4626, 5558), (4764, 5397)]