47919195

素因数分解:

$3^4\times 5^1\times {\mathrm{179}}^1\times {\mathrm{661}}^1$

素因数の和:857

約数の個数: 40

約数和(自身を含む): 86510160

約数和(自身を除く): 38590965

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 179, 405, 537, 661, 895, 1611, 1983, 2685, 3305, 4833, 5949, 8055, 9915, 14499, 17847, 24165, 29745, 53541, 72495, 89235, 118319, 267705, 354957, 591595, 1064871, 1774785, 3194613, 5324355, 9583839, 15973065, 47919195]

約数ペア:

[(1, 47919195), (3, 15973065), (5, 9583839), (9, 5324355), (15, 3194613), (27, 1774785), (45, 1064871), (81, 591595), (135, 354957), (179, 267705), (405, 118319), (537, 89235), (661, 72495), (895, 53541), (1611, 29745), (1983, 24165), (2685, 17847), (3305, 14499), (4833, 9915), (5949, 8055)]