81177292

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{353}}^1$

素因数の和:598

約数の個数: 48

約数和(自身を含む): 167473152

約数和(自身を除く): 86295860

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 191, 301, 353, 382, 602, 706, 764, 1204, 1337, 1412, 2471, 2674, 4942, 5348, 8213, 9884, 15179, 16426, 30358, 32852, 57491, 60716, 67423, 106253, 114982, 134846, 212506, 229964, 269692, 425012, 471961, 943922, 1887844, 2899189, 5798378, 11596756, 20294323, 40588646, 81177292]

約数ペア:

[(1, 81177292), (2, 40588646), (4, 20294323), (7, 11596756), (14, 5798378), (28, 2899189), (43, 1887844), (86, 943922), (172, 471961), (191, 425012), (301, 269692), (353, 229964), (382, 212506), (602, 134846), (706, 114982), (764, 106253), (1204, 67423), (1337, 60716), (1412, 57491), (2471, 32852), (2674, 30358), (4942, 16426), (5348, 15179), (8213, 9884)]