81241604979

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1\times {\mathrm{409}}^1\times {\mathrm{3499}}^1$

素因数の和:4187

約数の個数: 32

約数和(自身を含む): 110208000000

約数和(自身を除く): 28966395021

約数列:

[1, 3, 127, 149, 381, 409, 447, 1227, 3499, 10497, 18923, 51943, 56769, 60941, 155829, 182823, 444373, 521351, 1333119, 1431091, 1564053, 4293273, 7739507, 23218521, 66211577, 181748557, 198634731, 213232559, 545245671, 639697677, 27080534993, 81241604979]

約数ペア:

[(1, 81241604979), (3, 27080534993), (127, 639697677), (149, 545245671), (381, 213232559), (409, 198634731), (447, 181748557), (1227, 66211577), (3499, 23218521), (10497, 7739507), (18923, 4293273), (51943, 1564053), (56769, 1431091), (60941, 1333119), (155829, 521351), (182823, 444373)]