907966070

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{1381}}^1$

素因数の和:1581

約数の個数: 64

約数和(自身を含む): 1838833920

約数和(自身を除く): 930867850

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 139, 215, 278, 430, 473, 695, 946, 1381, 1390, 1529, 2365, 2762, 3058, 4730, 5977, 6905, 7645, 11954, 13810, 15191, 15290, 29885, 30382, 59383, 59770, 65747, 75955, 118766, 131494, 151910, 191959, 296915, 328735, 383918, 593830, 653213, 657470, 959795, 1306426, 1919590, 2111549, 3266065, 4223098, 6532130, 8254237, 10557745, 16508474, 21115490, 41271185, 82542370, 90796607, 181593214, 453983035, 907966070]

約数ペア:

[(1, 907966070), (2, 453983035), (5, 181593214), (10, 90796607), (11, 82542370), (22, 41271185), (43, 21115490), (55, 16508474), (86, 10557745), (110, 8254237), (139, 6532130), (215, 4223098), (278, 3266065), (430, 2111549), (473, 1919590), (695, 1306426), (946, 959795), (1381, 657470), (1390, 653213), (1529, 593830), (2365, 383918), (2762, 328735), (3058, 296915), (4730, 191959), (5977, 151910), (6905, 131494), (7645, 118766), (11954, 75955), (13810, 65747), (15191, 59770), (15290, 59383), (29885, 30382)]