28788753

素因数分解:

$3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{12577}}^1$

素因数の和:12696

約数の個数: 16

約数和(自身を含む): 44274560

約数和(自身を除く): 15485807

約数列:

[1, 3, 7, 21, 109, 327, 763, 2289, 12577, 37731, 88039, 264117, 1370893, 4112679, 9596251, 28788753]

約数ペア:

[(1, 28788753), (3, 9596251), (7, 4112679), (21, 1370893), (109, 264117), (327, 88039), (763, 37731), (2289, 12577)]