138206390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{823}}^1\times {\mathrm{2399}}^1$

素因数の和:3236

約数の個数: 32

約数和(自身を含む): 284774400

約数和(自身を除く): 146568010

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 823, 1646, 2399, 4115, 4798, 5761, 8230, 11522, 11995, 16793, 23990, 28805, 33586, 57610, 83965, 167930, 1974377, 3948754, 9871885, 13820639, 19743770, 27641278, 69103195, 138206390]

約数ペア:

[(1, 138206390), (2, 69103195), (5, 27641278), (7, 19743770), (10, 13820639), (14, 9871885), (35, 3948754), (70, 1974377), (823, 167930), (1646, 83965), (2399, 57610), (4115, 33586), (4798, 28805), (5761, 23990), (8230, 16793), (11522, 11995)]