278825382

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:479

約数の個数: 96

約数和(自身を含む): 688195200

約数和(自身を除く): 409369818

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 99, 121, 139, 198, 242, 278, 297, 307, 363, 417, 594, 614, 726, 834, 921, 1089, 1251, 1529, 1842, 2178, 2502, 2763, 3058, 3267, 3377, 3753, 4587, 5526, 6534, 6754, 7506, 8289, 9174, 10131, 13761, 16578, 16819, 20262, 27522, 30393, 33638, 37147, 41283, 42673, 50457, 60786, 74294, 82566, 85346, 91179, 100914, 111441, 128019, 151371, 182358, 222882, 256038, 302742, 334323, 384057, 454113, 469403, 668646, 768114, 908226, 938806, 1002969, 1152171, 1408209, 2005938, 2304342, 2816418, 4224627, 5163433, 8449254, 10326866, 12673881, 15490299, 25347762, 30980598, 46470897, 92941794, 139412691, 278825382]

約数ペア:

[(1, 278825382), (2, 139412691), (3, 92941794), (6, 46470897), (9, 30980598), (11, 25347762), (18, 15490299), (22, 12673881), (27, 10326866), (33, 8449254), (54, 5163433), (66, 4224627), (99, 2816418), (121, 2304342), (139, 2005938), (198, 1408209), (242, 1152171), (278, 1002969), (297, 938806), (307, 908226), (363, 768114), (417, 668646), (594, 469403), (614, 454113), (726, 384057), (834, 334323), (921, 302742), (1089, 256038), (1251, 222882), (1529, 182358), (1842, 151371), (2178, 128019), (2502, 111441), (2763, 100914), (3058, 91179), (3267, 85346), (3377, 82566), (3753, 74294), (4587, 60786), (5526, 50457), (6534, 42673), (6754, 41283), (7506, 37147), (8289, 33638), (9174, 30393), (10131, 27522), (13761, 20262), (16578, 16819)]