1621225804564

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1\times {\mathrm{127717}}^1$

素因数の和:128188

約数の個数: 48

約数和(自身を含む): 2899540884240

約数和(自身を除く): 1278315079676

約数列:

[1, 2, 4, 89, 178, 181, 197, 356, 362, 394, 724, 788, 16109, 17533, 32218, 35066, 35657, 64436, 70132, 71314, 127717, 142628, 255434, 510868, 3173473, 6346946, 11366813, 12693892, 22733626, 23116777, 25160249, 45467252, 46233554, 50320498, 92467108, 100640996, 2057393153, 2239262161, 4114786306, 4478524322, 4554005069, 8229572612, 8957048644, 9108010138, 18216020276, 405306451141, 810612902282, 1621225804564]

約数ペア:

[(1, 1621225804564), (2, 810612902282), (4, 405306451141), (89, 18216020276), (178, 9108010138), (181, 8957048644), (197, 8229572612), (356, 4554005069), (362, 4478524322), (394, 4114786306), (724, 2239262161), (788, 2057393153), (16109, 100640996), (17533, 92467108), (32218, 50320498), (35066, 46233554), (35657, 45467252), (64436, 25160249), (70132, 23116777), (71314, 22733626), (127717, 12693892), (142628, 11366813), (255434, 6346946), (510868, 3173473)]