57680385

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{857}}^1$

素因数の和:1513

約数の個数: 32

約数和(自身を含む): 105760512

約数和(自身を除く): 48080127

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 641, 857, 1923, 2571, 3205, 4285, 4487, 5999, 9615, 12855, 13461, 17997, 22435, 29995, 67305, 89985, 549337, 1648011, 2746685, 3845359, 8240055, 11536077, 19226795, 57680385]

約数ペア:

[(1, 57680385), (3, 19226795), (5, 11536077), (7, 8240055), (15, 3845359), (21, 2746685), (35, 1648011), (105, 549337), (641, 89985), (857, 67305), (1923, 29995), (2571, 22435), (3205, 17997), (4285, 13461), (4487, 12855), (5999, 9615)]