128247105

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{3853}}^1$

素因数の和:4185

約数の個数: 32

約数和(自身を含む): 235309824

約数和(自身を除く): 107062719

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 317, 951, 1585, 2219, 3853, 4755, 6657, 11095, 11559, 19265, 26971, 33285, 57795, 80913, 134855, 404565, 1221401, 3664203, 6107005, 8549807, 18321015, 25649421, 42749035, 128247105]

約数ペア:

[(1, 128247105), (3, 42749035), (5, 25649421), (7, 18321015), (15, 8549807), (21, 6107005), (35, 3664203), (105, 1221401), (317, 404565), (951, 134855), (1585, 80913), (2219, 57795), (3853, 33285), (4755, 26971), (6657, 19265), (11095, 11559)]