331397990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{10009}}^1$

素因数の和:10077

約数の個数: 64

約数和(自身を含む): 761080320

約数和(自身を除く): 429682330

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 43, 55, 70, 77, 86, 110, 154, 215, 301, 385, 430, 473, 602, 770, 946, 1505, 2365, 3010, 3311, 4730, 6622, 10009, 16555, 20018, 33110, 50045, 70063, 100090, 110099, 140126, 220198, 350315, 430387, 550495, 700630, 770693, 860774, 1100990, 1541386, 2151935, 3012709, 3853465, 4303870, 4734257, 6025418, 7706930, 9468514, 15063545, 23671285, 30127090, 33139799, 47342570, 66279598, 165698995, 331397990]

約数ペア:

[(1, 331397990), (2, 165698995), (5, 66279598), (7, 47342570), (10, 33139799), (11, 30127090), (14, 23671285), (22, 15063545), (35, 9468514), (43, 7706930), (55, 6025418), (70, 4734257), (77, 4303870), (86, 3853465), (110, 3012709), (154, 2151935), (215, 1541386), (301, 1100990), (385, 860774), (430, 770693), (473, 700630), (602, 550495), (770, 430387), (946, 350315), (1505, 220198), (2365, 140126), (3010, 110099), (3311, 100090), (4730, 70063), (6622, 50045), (10009, 33110), (16555, 20018)]