77872788

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{309019}}^1$

素因数の和:309036

約数の個数: 36

約数和(自身を含む): 224966560

約数和(自身を除く): 147093772

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 309019, 618038, 927057, 1236076, 1854114, 2163133, 2781171, 3708228, 4326266, 5562342, 6489399, 8652532, 11124684, 12978798, 19468197, 25957596, 38936394, 77872788]

約数ペア:

[(1, 77872788), (2, 38936394), (3, 25957596), (4, 19468197), (6, 12978798), (7, 11124684), (9, 8652532), (12, 6489399), (14, 5562342), (18, 4326266), (21, 3708228), (28, 2781171), (36, 2163133), (42, 1854114), (63, 1236076), (84, 927057), (126, 618038), (252, 309019)]