138528065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{21101}}^1$

素因数の和:21220

約数の個数: 16

約数和(自身を含む): 180801936

約数和(自身を除く): 42273871

約数列:

[1, 5, 13, 65, 101, 505, 1313, 6565, 21101, 105505, 274313, 1371565, 2131201, 10656005, 27705613, 138528065]

約数ペア:

[(1, 138528065), (5, 27705613), (13, 10656005), (65, 2131201), (101, 1371565), (505, 274313), (1313, 105505), (6565, 21101)]