86789012

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{193}}^1\times {\mathrm{389}}^1$

素因数の和:620

約数の個数: 36

約数和(自身を含む): 162593340

約数和(自身を除く): 75804328

約数列:

[1, 2, 4, 17, 34, 68, 193, 289, 386, 389, 578, 772, 778, 1156, 1556, 3281, 6562, 6613, 13124, 13226, 26452, 55777, 75077, 111554, 112421, 150154, 223108, 224842, 300308, 449684, 1276309, 2552618, 5105236, 21697253, 43394506, 86789012]

約数ペア:

[(1, 86789012), (2, 43394506), (4, 21697253), (17, 5105236), (34, 2552618), (68, 1276309), (193, 449684), (289, 300308), (386, 224842), (389, 223108), (578, 150154), (772, 112421), (778, 111554), (1156, 75077), (1556, 55777), (3281, 26452), (6562, 13226), (6613, 13124)]