127901816

素因数分解:

$2^3\times 7^1\times {\mathrm{313}}^1\times {\mathrm{7297}}^1$

素因数の和:7623

約数の個数: 32

約数和(自身を含む): 274988640

約数和(自身を除く): 147086824

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 313, 626, 1252, 2191, 2504, 4382, 7297, 8764, 14594, 17528, 29188, 51079, 58376, 102158, 204316, 408632, 2283961, 4567922, 9135844, 15987727, 18271688, 31975454, 63950908, 127901816]

約数ペア:

[(1, 127901816), (2, 63950908), (4, 31975454), (7, 18271688), (8, 15987727), (14, 9135844), (28, 4567922), (56, 2283961), (313, 408632), (626, 204316), (1252, 102158), (2191, 58376), (2504, 51079), (4382, 29188), (7297, 17528), (8764, 14594)]