399070616

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{1609}}^1$

素因数の和:1768

約数の個数: 64

約数和(自身を含む): 884083200

約数和(自身を除く): 485012584

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 103, 172, 206, 301, 344, 412, 602, 721, 824, 1204, 1442, 1609, 2408, 2884, 3218, 4429, 5768, 6436, 8858, 11263, 12872, 17716, 22526, 31003, 35432, 45052, 62006, 69187, 90104, 124012, 138374, 165727, 248024, 276748, 331454, 484309, 553496, 662908, 968618, 1160089, 1325816, 1937236, 2320178, 3874472, 4640356, 7126261, 9280712, 14252522, 28505044, 49883827, 57010088, 99767654, 199535308, 399070616]

約数ペア:

[(1, 399070616), (2, 199535308), (4, 99767654), (7, 57010088), (8, 49883827), (14, 28505044), (28, 14252522), (43, 9280712), (56, 7126261), (86, 4640356), (103, 3874472), (172, 2320178), (206, 1937236), (301, 1325816), (344, 1160089), (412, 968618), (602, 662908), (721, 553496), (824, 484309), (1204, 331454), (1442, 276748), (1609, 248024), (2408, 165727), (2884, 138374), (3218, 124012), (4429, 90104), (5768, 69187), (6436, 62006), (8858, 45052), (11263, 35432), (12872, 31003), (17716, 22526)]