156966605

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 203295744

約数和(自身を除く): 46329139

約数列:

[1, 5, 23, 47, 113, 115, 235, 257, 565, 1081, 1285, 2599, 5311, 5405, 5911, 12079, 12995, 26555, 29041, 29555, 60395, 122153, 145205, 277817, 610765, 667943, 1364927, 1389085, 3339715, 6824635, 31393321, 156966605]

約数ペア:

[(1, 156966605), (5, 31393321), (23, 6824635), (47, 3339715), (113, 1389085), (115, 1364927), (235, 667943), (257, 610765), (565, 277817), (1081, 145205), (1285, 122153), (2599, 60395), (5311, 29555), (5405, 29041), (5911, 26555), (12079, 12995)]