139915636

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{1471}}^1$

素因数の和:1604

約数の個数: 48

約数和(自身を含む): 290160640

約数和(自身を除く): 150245004

約数列:

[1, 2, 4, 7, 14, 28, 43, 79, 86, 158, 172, 301, 316, 553, 602, 1106, 1204, 1471, 2212, 2942, 3397, 5884, 6794, 10297, 13588, 20594, 23779, 41188, 47558, 63253, 95116, 116209, 126506, 232418, 253012, 442771, 464836, 813463, 885542, 1626926, 1771084, 3253852, 4996987, 9993974, 19987948, 34978909, 69957818, 139915636]

約数ペア:

[(1, 139915636), (2, 69957818), (4, 34978909), (7, 19987948), (14, 9993974), (28, 4996987), (43, 3253852), (79, 1771084), (86, 1626926), (158, 885542), (172, 813463), (301, 464836), (316, 442771), (553, 253012), (602, 232418), (1106, 126506), (1204, 116209), (1471, 95116), (2212, 63253), (2942, 47558), (3397, 41188), (5884, 23779), (6794, 20594), (10297, 13588)]