12973805

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1$

素因数の和:293

約数の個数: 32

約数和(自身を含む): 18144000

約数和(自身を除く): 5170195

約数列:

[1, 5, 13, 17, 59, 65, 85, 199, 221, 295, 767, 995, 1003, 1105, 2587, 3383, 3835, 5015, 11741, 12935, 13039, 16915, 43979, 58705, 65195, 152633, 199597, 219895, 763165, 997985, 2594761, 12973805]

約数ペア:

[(1, 12973805), (5, 2594761), (13, 997985), (17, 763165), (59, 219895), (65, 199597), (85, 152633), (199, 65195), (221, 58705), (295, 43979), (767, 16915), (995, 13039), (1003, 12935), (1105, 11741), (2587, 5015), (3383, 3835)]