217423836

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{557}}^1\times {\mathrm{1549}}^1$

素因数の和:2123

約数の個数: 72

約数和(自身を含む): 629647200

約数和(自身を除く): 412223364

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 557, 1114, 1549, 1671, 2228, 3098, 3342, 3899, 4647, 5013, 6196, 6684, 7798, 9294, 10026, 10843, 11697, 13941, 15596, 18588, 20052, 21686, 23394, 27882, 32529, 35091, 43372, 46788, 55764, 65058, 70182, 97587, 130116, 140364, 195174, 390348, 862793, 1725586, 2588379, 3451172, 5176758, 6039551, 7765137, 10353516, 12079102, 15530274, 18118653, 24158204, 31060548, 36237306, 54355959, 72474612, 108711918, 217423836]

約数ペア:

[(1, 217423836), (2, 108711918), (3, 72474612), (4, 54355959), (6, 36237306), (7, 31060548), (9, 24158204), (12, 18118653), (14, 15530274), (18, 12079102), (21, 10353516), (28, 7765137), (36, 6039551), (42, 5176758), (63, 3451172), (84, 2588379), (126, 1725586), (252, 862793), (557, 390348), (1114, 195174), (1549, 140364), (1671, 130116), (2228, 97587), (3098, 70182), (3342, 65058), (3899, 55764), (4647, 46788), (5013, 43372), (6196, 35091), (6684, 32529), (7798, 27882), (9294, 23394), (10026, 21686), (10843, 20052), (11697, 18588), (13941, 15596)]