870878195

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1\times {\mathrm{1153}}^1$

素因数の和:1643

約数の個数: 32

約数和(自身を含む): 1180514304

約数和(自身を除く): 309636109

約数列:

[1, 5, 11, 31, 55, 155, 341, 443, 1153, 1705, 2215, 4873, 5765, 12683, 13733, 24365, 35743, 63415, 68665, 151063, 178715, 393173, 510779, 755315, 1965865, 2553895, 5618569, 15834149, 28092845, 79170745, 174175639, 870878195]

約数ペア:

[(1, 870878195), (5, 174175639), (11, 79170745), (31, 28092845), (55, 15834149), (155, 5618569), (341, 2553895), (443, 1965865), (1153, 755315), (1705, 510779), (2215, 393173), (4873, 178715), (5765, 151063), (12683, 68665), (13733, 63415), (24365, 35743)]