1427996890

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:587

約数の個数: 64

約数和(自身を含む): 2692546560

約数和(自身を除く): 1264549670

約数列:

[1, 2, 5, 10, 43, 79, 86, 127, 158, 215, 254, 331, 395, 430, 635, 662, 790, 1270, 1655, 3310, 3397, 5461, 6794, 10033, 10922, 14233, 16985, 20066, 26149, 27305, 28466, 33970, 42037, 50165, 52298, 54610, 71165, 84074, 100330, 130745, 142330, 210185, 261490, 420370, 431419, 862838, 1124407, 1807591, 2157095, 2248814, 3320923, 3615182, 4314190, 5622035, 6641846, 9037955, 11244070, 16604615, 18075910, 33209230, 142799689, 285599378, 713998445, 1427996890]

約数ペア:

[(1, 1427996890), (2, 713998445), (5, 285599378), (10, 142799689), (43, 33209230), (79, 18075910), (86, 16604615), (127, 11244070), (158, 9037955), (215, 6641846), (254, 5622035), (331, 4314190), (395, 3615182), (430, 3320923), (635, 2248814), (662, 2157095), (790, 1807591), (1270, 1124407), (1655, 862838), (3310, 431419), (3397, 420370), (5461, 261490), (6794, 210185), (10033, 142330), (10922, 130745), (14233, 100330), (16985, 84074), (20066, 71165), (26149, 54610), (27305, 52298), (28466, 50165), (33970, 42037)]