1680822

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{653}}^1$

素因数の和:685

約数の個数: 48

約数和(自身を含む): 4285008

約数和(自身を除く): 2604186

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 66, 78, 99, 117, 143, 198, 234, 286, 429, 653, 858, 1287, 1306, 1959, 2574, 3918, 5877, 7183, 8489, 11754, 14366, 16978, 21549, 25467, 43098, 50934, 64647, 76401, 93379, 129294, 152802, 186758, 280137, 560274, 840411, 1680822]

約数ペア:

[(1, 1680822), (2, 840411), (3, 560274), (6, 280137), (9, 186758), (11, 152802), (13, 129294), (18, 93379), (22, 76401), (26, 64647), (33, 50934), (39, 43098), (66, 25467), (78, 21549), (99, 16978), (117, 14366), (143, 11754), (198, 8489), (234, 7183), (286, 5877), (429, 3918), (653, 2574), (858, 1959), (1287, 1306)]