861074312

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1\times {\mathrm{1013}}^1$

素因数の和:1422

約数の個数: 64

約数和(自身を含む): 1895287680

約数和(自身を除く): 1034213368

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 353, 602, 706, 1013, 1204, 1412, 2026, 2408, 2471, 2824, 4052, 4942, 7091, 8104, 9884, 14182, 15179, 19768, 28364, 30358, 43559, 56728, 60716, 87118, 106253, 121432, 174236, 212506, 304913, 348472, 357589, 425012, 609826, 715178, 850024, 1219652, 1430356, 2439304, 2503123, 2860712, 5006246, 10012492, 15376327, 20024984, 30752654, 61505308, 107634289, 123010616, 215268578, 430537156, 861074312]

約数ペア:

[(1, 861074312), (2, 430537156), (4, 215268578), (7, 123010616), (8, 107634289), (14, 61505308), (28, 30752654), (43, 20024984), (56, 15376327), (86, 10012492), (172, 5006246), (301, 2860712), (344, 2503123), (353, 2439304), (602, 1430356), (706, 1219652), (1013, 850024), (1204, 715178), (1412, 609826), (2026, 425012), (2408, 357589), (2471, 348472), (2824, 304913), (4052, 212506), (4942, 174236), (7091, 121432), (8104, 106253), (9884, 87118), (14182, 60716), (15179, 56728), (19768, 43559), (28364, 30358)]