78474715

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{26921}}^1$

素因数の和:26990

約数の個数: 16

約数和(自身を含む): 104672736

約数和(自身を除く): 26198021

約数列:

[1, 5, 11, 53, 55, 265, 583, 2915, 26921, 134605, 296131, 1426813, 1480655, 7134065, 15694943, 78474715]

約数ペア:

[(1, 78474715), (5, 15694943), (11, 7134065), (53, 1480655), (55, 1426813), (265, 296131), (583, 134605), (2915, 26921)]