1279720668

素因数分解:

$2^2\times 3^1\times {\mathrm{197}}^1\times {\mathrm{653}}^1\times {\mathrm{829}}^1$

素因数の和:1686

約数の個数: 48

約数和(自身を含む): 3009394080

約数和(自身を除く): 1729673412

約数列:

[1, 2, 3, 4, 6, 12, 197, 394, 591, 653, 788, 829, 1182, 1306, 1658, 1959, 2364, 2487, 2612, 3316, 3918, 4974, 7836, 9948, 128641, 163313, 257282, 326626, 385923, 489939, 514564, 541337, 653252, 771846, 979878, 1082674, 1543692, 1624011, 1959756, 2165348, 3248022, 6496044, 106643389, 213286778, 319930167, 426573556, 639860334, 1279720668]

約数ペア:

[(1, 1279720668), (2, 639860334), (3, 426573556), (4, 319930167), (6, 213286778), (12, 106643389), (197, 6496044), (394, 3248022), (591, 2165348), (653, 1959756), (788, 1624011), (829, 1543692), (1182, 1082674), (1306, 979878), (1658, 771846), (1959, 653252), (2364, 541337), (2487, 514564), (2612, 489939), (3316, 385923), (3918, 326626), (4974, 257282), (7836, 163313), (9948, 128641)]