86990982

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1115269}}^1$

素因数の和:1115287

約数の個数: 16

約数和(自身を含む): 187365360

約数和(自身を除く): 100374378

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1115269, 2230538, 3345807, 6691614, 14498497, 28996994, 43495491, 86990982]

約数ペア:

[(1, 86990982), (2, 43495491), (3, 28996994), (6, 14498497), (13, 6691614), (26, 3345807), (39, 2230538), (78, 1115269)]