16779675

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{43}}^2$

素因数の和:121

約数の個数: 54

約数和(自身を含む): 31219356

約数和(自身を除く): 14439681

約数列:

[1, 3, 5, 11, 15, 25, 33, 43, 55, 75, 121, 129, 165, 215, 275, 363, 473, 605, 645, 825, 1075, 1419, 1815, 1849, 2365, 3025, 3225, 5203, 5547, 7095, 9075, 9245, 11825, 15609, 20339, 26015, 27735, 35475, 46225, 61017, 78045, 101695, 130075, 138675, 223729, 305085, 390225, 508475, 671187, 1118645, 1525425, 3355935, 5593225, 16779675]

約数ペア:

[(1, 16779675), (3, 5593225), (5, 3355935), (11, 1525425), (15, 1118645), (25, 671187), (33, 508475), (43, 390225), (55, 305085), (75, 223729), (121, 138675), (129, 130075), (165, 101695), (215, 78045), (275, 61017), (363, 46225), (473, 35475), (605, 27735), (645, 26015), (825, 20339), (1075, 15609), (1419, 11825), (1815, 9245), (1849, 9075), (2365, 7095), (3025, 5547), (3225, 5203)]