51216570

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{189691}}^1$

素因数の和:189707

約数の個数: 32

約数和(自身を含む): 136578240

約数和(自身を除く): 85361670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 189691, 379382, 569073, 948455, 1138146, 1707219, 1896910, 2845365, 3414438, 5121657, 5690730, 8536095, 10243314, 17072190, 25608285, 51216570]

約数ペア:

[(1, 51216570), (2, 25608285), (3, 17072190), (5, 10243314), (6, 8536095), (9, 5690730), (10, 5121657), (15, 3414438), (18, 2845365), (27, 1896910), (30, 1707219), (45, 1138146), (54, 948455), (90, 569073), (135, 379382), (270, 189691)]