8161998

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{389}}^1$

素因数の和:676

約数の個数: 32

約数和(自身を含む): 17690400

約数和(自身を除く): 9528402

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 269, 389, 538, 778, 807, 1167, 1614, 2334, 3497, 5057, 6994, 10114, 10491, 15171, 20982, 30342, 104641, 209282, 313923, 627846, 1360333, 2720666, 4080999, 8161998]

約数ペア:

[(1, 8161998), (2, 4080999), (3, 2720666), (6, 1360333), (13, 627846), (26, 313923), (39, 209282), (78, 104641), (269, 30342), (389, 20982), (538, 15171), (778, 10491), (807, 10114), (1167, 6994), (1614, 5057), (2334, 3497)]