78819885

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10243}}^1$

素因数の和:10279

約数の個数: 40

約数和(自身を含む): 148742880

約数和(自身を除く): 69922995

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 285, 405, 513, 855, 1539, 2565, 7695, 10243, 30729, 51215, 92187, 153645, 194617, 276561, 460935, 583851, 829683, 973085, 1382805, 1751553, 2919255, 4148415, 5254659, 8757765, 15763977, 26273295, 78819885]

約数ペア:

[(1, 78819885), (3, 26273295), (5, 15763977), (9, 8757765), (15, 5254659), (19, 4148415), (27, 2919255), (45, 1751553), (57, 1382805), (81, 973085), (95, 829683), (135, 583851), (171, 460935), (285, 276561), (405, 194617), (513, 153645), (855, 92187), (1539, 51215), (2565, 30729), (7695, 10243)]