16873210

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:406

約数の個数: 32

約数和(自身を含む): 31248000

約数和(自身を除く): 14374790

約数列:

[1, 2, 5, 10, 61, 122, 139, 199, 278, 305, 398, 610, 695, 995, 1390, 1990, 8479, 12139, 16958, 24278, 27661, 42395, 55322, 60695, 84790, 121390, 138305, 276610, 1687321, 3374642, 8436605, 16873210]

約数ペア:

[(1, 16873210), (2, 8436605), (5, 3374642), (10, 1687321), (61, 276610), (122, 138305), (139, 121390), (199, 84790), (278, 60695), (305, 55322), (398, 42395), (610, 27661), (695, 24278), (995, 16958), (1390, 12139), (1990, 8479)]