31971645

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{13931}}^1$

素因数の和:13962

約数の個数: 32

約数和(自身を含む): 60186240

約数和(自身を除く): 28214595

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 13931, 41793, 69655, 125379, 208965, 236827, 376137, 626895, 710481, 1184135, 1880685, 2131443, 3552405, 6394329, 10657215, 31971645]

約数ペア:

[(1, 31971645), (3, 10657215), (5, 6394329), (9, 3552405), (15, 2131443), (17, 1880685), (27, 1184135), (45, 710481), (51, 626895), (85, 376137), (135, 236827), (153, 208965), (255, 125379), (459, 69655), (765, 41793), (2295, 13931)]