12867218

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^2$

素因数の和:163

約数の個数: 48

約数和(自身を含む): 25421760

約数和(自身を除く): 12554542

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 61, 91, 122, 133, 182, 247, 266, 427, 494, 793, 854, 1159, 1586, 1729, 2318, 3458, 3721, 5551, 7442, 8113, 11102, 15067, 16226, 26047, 30134, 48373, 52094, 70699, 96746, 105469, 141398, 210938, 338611, 494893, 677222, 919087, 989786, 1838174, 6433609, 12867218]

約数ペア:

[(1, 12867218), (2, 6433609), (7, 1838174), (13, 989786), (14, 919087), (19, 677222), (26, 494893), (38, 338611), (61, 210938), (91, 141398), (122, 105469), (133, 96746), (182, 70699), (247, 52094), (266, 48373), (427, 30134), (494, 26047), (793, 16226), (854, 15067), (1159, 11102), (1586, 8113), (1729, 7442), (2318, 5551), (3458, 3721)]