27978834

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{358703}}^1$

素因数の和:358721

約数の個数: 16

約数和(自身を含む): 60262272

約数和(自身を除く): 32283438

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 358703, 717406, 1076109, 2152218, 4663139, 9326278, 13989417, 27978834]

約数ペア:

[(1, 27978834), (2, 13989417), (3, 9326278), (6, 4663139), (13, 2152218), (26, 1076109), (39, 717406), (78, 358703)]