78940539

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 123561984

約数和(自身を除く): 44621445

約数列:

[1, 3, 9, 31, 41, 67, 93, 103, 123, 201, 279, 309, 369, 603, 927, 1271, 2077, 2747, 3193, 3813, 4223, 6231, 6901, 8241, 9579, 11439, 12669, 18693, 20703, 24723, 28737, 38007, 62109, 85157, 130913, 213931, 255471, 282941, 392739, 641793, 766413, 848823, 1178217, 1925379, 2546469, 8771171, 26313513, 78940539]

約数ペア:

[(1, 78940539), (3, 26313513), (9, 8771171), (31, 2546469), (41, 1925379), (67, 1178217), (93, 848823), (103, 766413), (123, 641793), (201, 392739), (279, 282941), (309, 255471), (369, 213931), (603, 130913), (927, 85157), (1271, 62109), (2077, 38007), (2747, 28737), (3193, 24723), (3813, 20703), (4223, 18693), (6231, 12669), (6901, 11439), (8241, 9579)]