28728446

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1\times {\mathrm{659}}^1$

素因数の和:1039

約数の個数: 16

約数和(自身を含む): 43908480

約数和(自身を除く): 15180034

約数列:

[1, 2, 71, 142, 307, 614, 659, 1318, 21797, 43594, 46789, 93578, 202313, 404626, 14364223, 28728446]

約数ペア:

[(1, 28728446), (2, 14364223), (71, 404626), (142, 202313), (307, 93578), (614, 46789), (659, 43594), (1318, 21797)]