78590988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{311869}}^1$

素因数の和:311886

約数の個数: 36

約数和(自身を含む): 227041360

約数和(自身を除く): 148450372

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 311869, 623738, 935607, 1247476, 1871214, 2183083, 2806821, 3742428, 4366166, 5613642, 6549249, 8732332, 11227284, 13098498, 19647747, 26196996, 39295494, 78590988]

約数ペア:

[(1, 78590988), (2, 39295494), (3, 26196996), (4, 19647747), (6, 13098498), (7, 11227284), (9, 8732332), (12, 6549249), (14, 5613642), (18, 4366166), (21, 3742428), (28, 2806821), (36, 2183083), (42, 1871214), (63, 1247476), (84, 935607), (126, 623738), (252, 311869)]