72807777

素因数分解:

$3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{5693}}^1$

素因数の和:5742

約数の個数: 36

約数和(自身を含む): 126577620

約数和(自身を除く): 53769843

約数列:

[1, 3, 7, 9, 21, 29, 49, 63, 87, 147, 203, 261, 441, 609, 1421, 1827, 4263, 5693, 12789, 17079, 39851, 51237, 119553, 165097, 278957, 358659, 495291, 836871, 1155679, 1485873, 2510613, 3467037, 8089753, 10401111, 24269259, 72807777]

約数ペア:

[(1, 72807777), (3, 24269259), (7, 10401111), (9, 8089753), (21, 3467037), (29, 2510613), (49, 1485873), (63, 1155679), (87, 836871), (147, 495291), (203, 358659), (261, 278957), (441, 165097), (609, 119553), (1421, 51237), (1827, 39851), (4263, 17079), (5693, 12789)]