71407815

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^2\times {\mathrm{601}}^1$

素因数の和:787

約数の個数: 24

約数和(自身を含む): 115742928

約数和(自身を除く): 44335113

約数列:

[1, 3, 5, 15, 89, 267, 445, 601, 1335, 1803, 3005, 7921, 9015, 23763, 39605, 53489, 118815, 160467, 267445, 802335, 4760521, 14281563, 23802605, 71407815]

約数ペア:

[(1, 71407815), (3, 23802605), (5, 14281563), (15, 4760521), (89, 802335), (267, 267445), (445, 160467), (601, 118815), (1335, 53489), (1803, 39605), (3005, 23763), (7921, 9015)]