47938865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{643}}^1$

素因数の和:729

約数の個数: 32

約数和(自身を含む): 65780736

約数和(自身を除く): 17841871

約数列:

[1, 5, 13, 31, 37, 65, 155, 185, 403, 481, 643, 1147, 2015, 2405, 3215, 5735, 8359, 14911, 19933, 23791, 41795, 74555, 99665, 118955, 259129, 309283, 737521, 1295645, 1546415, 3687605, 9587773, 47938865]

約数ペア:

[(1, 47938865), (5, 9587773), (13, 3687605), (31, 1546415), (37, 1295645), (65, 737521), (155, 309283), (185, 259129), (403, 118955), (481, 99665), (643, 74555), (1147, 41795), (2015, 23791), (2405, 19933), (3215, 14911), (5735, 8359)]