861384915

素因数分解:

$3^3\times 5^1\times {\mathrm{6380629}}^1$

素因数の和:6380643

約数の個数: 16

約数和(自身を含む): 1531351200

約数和(自身を除く): 669966285

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 6380629, 19141887, 31903145, 57425661, 95709435, 172276983, 287128305, 861384915]

約数ペア:

[(1, 861384915), (3, 287128305), (5, 172276983), (9, 95709435), (15, 57425661), (27, 31903145), (45, 19141887), (135, 6380629)]