79742715

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21523}}^1$

素因数の和:21563

約数の個数: 32

約数和(自身を含む): 144641280

約数和(自身を除く): 64898565

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 21523, 64569, 107615, 279799, 322845, 408937, 839397, 1226811, 1398995, 2044685, 4196985, 5316181, 6134055, 15948543, 26580905, 79742715]

約数ペア:

[(1, 79742715), (3, 26580905), (5, 15948543), (13, 6134055), (15, 5316181), (19, 4196985), (39, 2044685), (57, 1398995), (65, 1226811), (95, 839397), (195, 408937), (247, 322845), (285, 279799), (741, 107615), (1235, 64569), (3705, 21523)]