31421865

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{827}}^1$

素因数の和:1001

約数の個数: 32

約数和(自身を含む): 53654400

約数和(自身を除く): 22232535

約数列:

[1, 3, 5, 15, 17, 51, 85, 149, 255, 447, 745, 827, 2235, 2481, 2533, 4135, 7599, 12405, 12665, 14059, 37995, 42177, 70295, 123223, 210885, 369669, 616115, 1848345, 2094791, 6284373, 10473955, 31421865]

約数ペア:

[(1, 31421865), (3, 10473955), (5, 6284373), (15, 2094791), (17, 1848345), (51, 616115), (85, 369669), (149, 210885), (255, 123223), (447, 70295), (745, 42177), (827, 37995), (2235, 14059), (2481, 12665), (2533, 12405), (4135, 7599)]