28143206

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{647}}^1$

素因数の和:908

約数の個数: 32

約数和(自身を含む): 52254720

約数和(自身を除く): 24111514

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 239, 478, 647, 1294, 1673, 3107, 3346, 4529, 6214, 8411, 9058, 16822, 21749, 43498, 58877, 117754, 154633, 309266, 1082431, 2010229, 2164862, 4020458, 14071603, 28143206]

約数ペア:

[(1, 28143206), (2, 14071603), (7, 4020458), (13, 2164862), (14, 2010229), (26, 1082431), (91, 309266), (182, 154633), (239, 117754), (478, 58877), (647, 43498), (1294, 21749), (1673, 16822), (3107, 9058), (3346, 8411), (4529, 6214)]