778850852

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{571}}^1\times {\mathrm{1543}}^1$

素因数の和:2148

約数の個数: 48

約数和(自身を含む): 1557908352

約数和(自身を除く): 779057500

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 571, 884, 1142, 1543, 2284, 3086, 6172, 7423, 9707, 14846, 19414, 20059, 26231, 29692, 38828, 40118, 52462, 80236, 104924, 126191, 252382, 341003, 504764, 682006, 881053, 1364012, 1762106, 3524212, 11453689, 14977901, 22907378, 29955802, 45814756, 59911604, 194712713, 389425426, 778850852]

約数ペア:

[(1, 778850852), (2, 389425426), (4, 194712713), (13, 59911604), (17, 45814756), (26, 29955802), (34, 22907378), (52, 14977901), (68, 11453689), (221, 3524212), (442, 1762106), (571, 1364012), (884, 881053), (1142, 682006), (1543, 504764), (2284, 341003), (3086, 252382), (6172, 126191), (7423, 104924), (9707, 80236), (14846, 52462), (19414, 40118), (20059, 38828), (26231, 29692)]