181028025

素因数分解:

$3^2\times 5^2\times {\mathrm{283}}^1\times {\mathrm{2843}}^1$

素因数の和:3142

約数の個数: 36

約数和(自身を含む): 325501488

約数和(自身を除く): 144473463

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 283, 849, 1415, 2547, 2843, 4245, 7075, 8529, 12735, 14215, 21225, 25587, 42645, 63675, 71075, 127935, 213225, 639675, 804569, 2413707, 4022845, 7241121, 12068535, 20114225, 36205605, 60342675, 181028025]

約数ペア:

[(1, 181028025), (3, 60342675), (5, 36205605), (9, 20114225), (15, 12068535), (25, 7241121), (45, 4022845), (75, 2413707), (225, 804569), (283, 639675), (849, 213225), (1415, 127935), (2547, 71075), (2843, 63675), (4245, 42645), (7075, 25587), (8529, 21225), (12735, 14215)]