55529985

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:323

約数の個数: 64

約数和(自身を含む): 106444800

約数和(自身を除く): 50914815

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 49, 105, 129, 147, 215, 245, 251, 301, 343, 645, 735, 753, 903, 1029, 1255, 1505, 1715, 1757, 2107, 3765, 4515, 5145, 5271, 6321, 8785, 10535, 10793, 12299, 14749, 26355, 31605, 32379, 36897, 44247, 53965, 61495, 73745, 75551, 86093, 161895, 184485, 221235, 226653, 258279, 377755, 430465, 528857, 1133265, 1291395, 1586571, 2644285, 3701999, 7932855, 11105997, 18509995, 55529985]

約数ペア:

[(1, 55529985), (3, 18509995), (5, 11105997), (7, 7932855), (15, 3701999), (21, 2644285), (35, 1586571), (43, 1291395), (49, 1133265), (105, 528857), (129, 430465), (147, 377755), (215, 258279), (245, 226653), (251, 221235), (301, 184485), (343, 161895), (645, 86093), (735, 75551), (753, 73745), (903, 61495), (1029, 53965), (1255, 44247), (1505, 36897), (1715, 32379), (1757, 31605), (2107, 26355), (3765, 14749), (4515, 12299), (5145, 10793), (5271, 10535), (6321, 8785)]