81781164

素因数分解:

$2^2\times 3^5\times {\mathrm{84137}}^1$

素因数の和:84156

約数の個数: 36

約数和(自身を含む): 214383624

約数和(自身を除く): 132602460

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 972, 84137, 168274, 252411, 336548, 504822, 757233, 1009644, 1514466, 2271699, 3028932, 4543398, 6815097, 9086796, 13630194, 20445291, 27260388, 40890582, 81781164]

約数ペア:

[(1, 81781164), (2, 40890582), (3, 27260388), (4, 20445291), (6, 13630194), (9, 9086796), (12, 6815097), (18, 4543398), (27, 3028932), (36, 2271699), (54, 1514466), (81, 1009644), (108, 757233), (162, 504822), (243, 336548), (324, 252411), (486, 168274), (972, 84137)]