47690205

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:493

約数の個数: 32

約数和(自身を含む): 78019200

約数和(自身を除く): 30328995

約数列:

[1, 3, 5, 15, 89, 139, 257, 267, 417, 445, 695, 771, 1285, 1335, 2085, 3855, 12371, 22873, 35723, 37113, 61855, 68619, 107169, 114365, 178615, 185565, 343095, 535845, 3179347, 9538041, 15896735, 47690205]

約数ペア:

[(1, 47690205), (3, 15896735), (5, 9538041), (15, 3179347), (89, 535845), (139, 343095), (257, 185565), (267, 178615), (417, 114365), (445, 107169), (695, 68619), (771, 61855), (1285, 37113), (1335, 35723), (2085, 22873), (3855, 12371)]