71887815

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{93971}}^1$

素因数の和:93999

約数の個数: 24

約数和(自身を含む): 131936688

約数和(自身を除く): 60048873

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 93971, 281913, 469855, 845739, 1409565, 1597507, 4228695, 4792521, 7987535, 14377563, 23962605, 71887815]

約数ペア:

[(1, 71887815), (3, 23962605), (5, 14377563), (9, 7987535), (15, 4792521), (17, 4228695), (45, 1597507), (51, 1409565), (85, 845739), (153, 469855), (255, 281913), (765, 93971)]