7855398

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:353

約数の個数: 48

約数和(自身を含む): 18170880

約数和(自身を除く): 10315482

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 103, 114, 171, 206, 223, 309, 342, 446, 618, 669, 927, 1338, 1854, 1957, 2007, 3914, 4014, 4237, 5871, 8474, 11742, 12711, 17613, 22969, 25422, 35226, 38133, 45938, 68907, 76266, 137814, 206721, 413442, 436411, 872822, 1309233, 2618466, 3927699, 7855398]

約数ペア:

[(1, 7855398), (2, 3927699), (3, 2618466), (6, 1309233), (9, 872822), (18, 436411), (19, 413442), (38, 206721), (57, 137814), (103, 76266), (114, 68907), (171, 45938), (206, 38133), (223, 35226), (309, 25422), (342, 22969), (446, 17613), (618, 12711), (669, 11742), (927, 8474), (1338, 5871), (1854, 4237), (1957, 4014), (2007, 3914)]