131419995

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{971}}^1\times {\mathrm{1289}}^1$

素因数の和:2275

約数の個数: 32

約数和(自身を含む): 240744960

約数和(自身を除く): 109324965

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 971, 1289, 2913, 3867, 4855, 6445, 6797, 9023, 14565, 19335, 20391, 27069, 33985, 45115, 101955, 135345, 1251619, 3754857, 6258095, 8761333, 18774285, 26283999, 43806665, 131419995]

約数ペア:

[(1, 131419995), (3, 43806665), (5, 26283999), (7, 18774285), (15, 8761333), (21, 6258095), (35, 3754857), (105, 1251619), (971, 135345), (1289, 101955), (2913, 45115), (3867, 33985), (4855, 27069), (6445, 20391), (6797, 19335), (9023, 14565)]