128420201

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61357}}^1$

素因数の和:61400

約数の個数: 16

約数和(自身を含む): 164930304

約数和(自身を除く): 36510103

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 61357, 429499, 797641, 1411211, 5583487, 9878477, 18345743, 128420201]

約数ペア:

[(1, 128420201), (7, 18345743), (13, 9878477), (23, 5583487), (91, 1411211), (161, 797641), (299, 429499), (2093, 61357)]