77888655

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{44381}}^1$

素因数の和:44408

約数の個数: 32

約数和(自身を含む): 149123520

約数和(自身を除く): 71234865

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 44381, 133143, 221905, 399429, 576953, 665715, 1198287, 1730859, 1997145, 2884765, 5192577, 5991435, 8654295, 15577731, 25962885, 77888655]

約数ペア:

[(1, 77888655), (3, 25962885), (5, 15577731), (9, 8654295), (13, 5991435), (15, 5192577), (27, 2884765), (39, 1997145), (45, 1730859), (65, 1198287), (117, 665715), (135, 576953), (195, 399429), (351, 221905), (585, 133143), (1755, 44381)]