209070990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{774337}}^1$

素因数の和:774353

約数の個数: 32

約数和(自身を含む): 557523360

約数和(自身を除く): 348452370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 774337, 1548674, 2323011, 3871685, 4646022, 6969033, 7743370, 11615055, 13938066, 20907099, 23230110, 34845165, 41814198, 69690330, 104535495, 209070990]

約数ペア:

[(1, 209070990), (2, 104535495), (3, 69690330), (5, 41814198), (6, 34845165), (9, 23230110), (10, 20907099), (15, 13938066), (18, 11615055), (27, 7743370), (30, 6969033), (45, 4646022), (54, 3871685), (90, 2323011), (135, 1548674), (270, 774337)]