40139145

素因数分解:

$3^4\times 5^1\times {\mathrm{99109}}^1$

素因数の和:99126

約数の個数: 20

約数和(自身を含む): 71953860

約数和(自身を除く): 31814715

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 99109, 297327, 495545, 891981, 1486635, 2675943, 4459905, 8027829, 13379715, 40139145]

約数ペア:

[(1, 40139145), (3, 13379715), (5, 8027829), (9, 4459905), (15, 2675943), (27, 1486635), (45, 891981), (81, 495545), (135, 297327), (405, 99109)]