42001815

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{9689}}^1$

素因数の和:9731

約数の個数: 24

約数和(自身を含む): 71395920

約数和(自身を除く): 29394105

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 867, 1445, 4335, 9689, 29067, 48445, 145335, 164713, 494139, 823565, 2470695, 2800121, 8400363, 14000605, 42001815]

約数ペア:

[(1, 42001815), (3, 14000605), (5, 8400363), (15, 2800121), (17, 2470695), (51, 823565), (85, 494139), (255, 164713), (289, 145335), (867, 48445), (1445, 29067), (4335, 9689)]