156979390

素因数分解:

$2^1\times 5^1\times {\mathrm{2543}}^1\times {\mathrm{6173}}^1$

素因数の和:8723

約数の個数: 16

約数和(自身を含む): 282719808

約数和(自身を除く): 125740418

約数列:

[1, 2, 5, 10, 2543, 5086, 6173, 12346, 12715, 25430, 30865, 61730, 15697939, 31395878, 78489695, 156979390]

約数ペア:

[(1, 156979390), (2, 78489695), (5, 31395878), (10, 15697939), (2543, 61730), (5086, 30865), (6173, 25430), (12346, 12715)]