388214456

素因数分解:

$2^3\times 7^2\times {\mathrm{223}}^1\times {\mathrm{4441}}^1$

素因数の和:4684

約数の個数: 48

約数和(自身を含む): 850731840

約数和(自身を除く): 462517384

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 223, 392, 446, 892, 1561, 1784, 3122, 4441, 6244, 8882, 10927, 12488, 17764, 21854, 31087, 35528, 43708, 62174, 87416, 124348, 217609, 248696, 435218, 870436, 990343, 1740872, 1980686, 3961372, 6932401, 7922744, 13864802, 27729604, 48526807, 55459208, 97053614, 194107228, 388214456]

約数ペア:

[(1, 388214456), (2, 194107228), (4, 97053614), (7, 55459208), (8, 48526807), (14, 27729604), (28, 13864802), (49, 7922744), (56, 6932401), (98, 3961372), (196, 1980686), (223, 1740872), (392, 990343), (446, 870436), (892, 435218), (1561, 248696), (1784, 217609), (3122, 124348), (4441, 87416), (6244, 62174), (8882, 43708), (10927, 35528), (12488, 31087), (17764, 21854)]