74700647

素因数分解:

$7^2\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:196

約数の個数: 36

約数和(自身を含む): 94859856

約数和(自身を除く): 20159209

約数列:

[1, 7, 19, 41, 49, 103, 133, 287, 361, 721, 779, 931, 1957, 2009, 2527, 4223, 5047, 5453, 13699, 14801, 17689, 29561, 37183, 38171, 80237, 95893, 103607, 206927, 260281, 561659, 725249, 1524503, 1821967, 3931613, 10671521, 74700647]

約数ペア:

[(1, 74700647), (7, 10671521), (19, 3931613), (41, 1821967), (49, 1524503), (103, 725249), (133, 561659), (287, 260281), (361, 206927), (721, 103607), (779, 95893), (931, 80237), (1957, 38171), (2009, 37183), (2527, 29561), (4223, 17689), (5047, 14801), (5453, 13699)]