71821818

素因数分解:

$2^1\times 3^2\times {\mathrm{443}}^1\times {\mathrm{9007}}^1$

素因数の和:9458

約数の個数: 24

約数和(自身を含む): 155982528

約数和(自身を除く): 84160710

約数列:

[1, 2, 3, 6, 9, 18, 443, 886, 1329, 2658, 3987, 7974, 9007, 18014, 27021, 54042, 81063, 162126, 3990101, 7980202, 11970303, 23940606, 35910909, 71821818]

約数ペア:

[(1, 71821818), (2, 35910909), (3, 23940606), (6, 11970303), (9, 7980202), (18, 3990101), (443, 162126), (886, 81063), (1329, 54042), (2658, 27021), (3987, 18014), (7974, 9007)]