726497718

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{40591}}^1$

素因数の和:40772

約数の個数: 32

約数和(自身を含む): 1539248640

約数和(自身を除く): 812750922

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 157, 314, 471, 942, 2983, 5966, 8949, 17898, 40591, 81182, 121773, 243546, 771229, 1542458, 2313687, 4627374, 6372787, 12745574, 19118361, 38236722, 121082953, 242165906, 363248859, 726497718]

約数ペア:

[(1, 726497718), (2, 363248859), (3, 242165906), (6, 121082953), (19, 38236722), (38, 19118361), (57, 12745574), (114, 6372787), (157, 4627374), (314, 2313687), (471, 1542458), (942, 771229), (2983, 243546), (5966, 121773), (8949, 81182), (17898, 40591)]