71381336

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{686359}}^1$

素因数の和:686378

約数の個数: 16

約数和(自身を含む): 144135600

約数和(自身を除く): 72754264

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 686359, 1372718, 2745436, 5490872, 8922667, 17845334, 35690668, 71381336]

約数ペア:

[(1, 71381336), (2, 35690668), (4, 17845334), (8, 8922667), (13, 5490872), (26, 2745436), (52, 1372718), (104, 686359)]