1280124

素因数分解:

$2^2\times 3^6\times {\mathrm{439}}^1$

素因数の和:461

約数の個数: 42

約数和(自身を含む): 3366440

約数和(自身を除く): 2086316

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 439, 486, 729, 878, 972, 1317, 1458, 1756, 2634, 2916, 3951, 5268, 7902, 11853, 15804, 23706, 35559, 47412, 71118, 106677, 142236, 213354, 320031, 426708, 640062, 1280124]

約数ペア:

[(1, 1280124), (2, 640062), (3, 426708), (4, 320031), (6, 213354), (9, 142236), (12, 106677), (18, 71118), (27, 47412), (36, 35559), (54, 23706), (81, 15804), (108, 11853), (162, 7902), (243, 5268), (324, 3951), (439, 2916), (486, 2634), (729, 1756), (878, 1458), (972, 1317)]