78983874

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1471}}^1$

素因数の和:1655

約数の個数: 48

約数和(自身を含む): 181409280

約数和(自身を除く): 102425406

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 157, 171, 314, 342, 471, 942, 1413, 1471, 2826, 2942, 2983, 4413, 5966, 8826, 8949, 13239, 17898, 26478, 26847, 27949, 53694, 55898, 83847, 167694, 230947, 251541, 461894, 503082, 692841, 1385682, 2078523, 4157046, 4387993, 8775986, 13163979, 26327958, 39491937, 78983874]

約数ペア:

[(1, 78983874), (2, 39491937), (3, 26327958), (6, 13163979), (9, 8775986), (18, 4387993), (19, 4157046), (38, 2078523), (57, 1385682), (114, 692841), (157, 503082), (171, 461894), (314, 251541), (342, 230947), (471, 167694), (942, 83847), (1413, 55898), (1471, 53694), (2826, 27949), (2942, 26847), (2983, 26478), (4413, 17898), (5966, 13239), (8826, 8949)]