209412408

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{1549}}^1$

素因数の和:1732

約数の個数: 64

約数和(自身を含む): 540144000

約数和(自身を除く): 330731592

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 131, 172, 258, 262, 344, 393, 516, 524, 786, 1032, 1048, 1549, 1572, 3098, 3144, 4647, 5633, 6196, 9294, 11266, 12392, 16899, 18588, 22532, 33798, 37176, 45064, 66607, 67596, 133214, 135192, 199821, 202919, 266428, 399642, 405838, 532856, 608757, 799284, 811676, 1217514, 1598568, 1623352, 2435028, 4870056, 8725517, 17451034, 26176551, 34902068, 52353102, 69804136, 104706204, 209412408]

約数ペア:

[(1, 209412408), (2, 104706204), (3, 69804136), (4, 52353102), (6, 34902068), (8, 26176551), (12, 17451034), (24, 8725517), (43, 4870056), (86, 2435028), (129, 1623352), (131, 1598568), (172, 1217514), (258, 811676), (262, 799284), (344, 608757), (393, 532856), (516, 405838), (524, 399642), (786, 266428), (1032, 202919), (1048, 199821), (1549, 135192), (1572, 133214), (3098, 67596), (3144, 66607), (4647, 45064), (5633, 37176), (6196, 33798), (9294, 22532), (11266, 18588), (12392, 16899)]