27861015

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20411}}^1$

素因数の和:20439

約数の個数: 32

約数和(自身を含む): 54867456

約数和(自身を除く): 27006441

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 20411, 61233, 102055, 142877, 265343, 306165, 428631, 714385, 796029, 1326715, 1857401, 2143155, 3980145, 5572203, 9287005, 27861015]

約数ペア:

[(1, 27861015), (3, 9287005), (5, 5572203), (7, 3980145), (13, 2143155), (15, 1857401), (21, 1326715), (35, 796029), (39, 714385), (65, 428631), (91, 306165), (105, 265343), (195, 142877), (273, 102055), (455, 61233), (1365, 20411)]