8531684

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:145

約数の個数: 72

約数和(自身を含む): 19152000

約数和(自身を除く): 10620316

約数列:

[1, 2, 4, 7, 14, 19, 28, 29, 38, 49, 58, 76, 79, 98, 116, 133, 158, 196, 203, 266, 316, 406, 532, 551, 553, 812, 931, 1102, 1106, 1421, 1501, 1862, 2204, 2212, 2291, 2842, 3002, 3724, 3857, 3871, 4582, 5684, 6004, 7714, 7742, 9164, 10507, 15428, 15484, 16037, 21014, 26999, 32074, 42028, 43529, 53998, 64148, 73549, 87058, 107996, 112259, 147098, 174116, 224518, 294196, 304703, 449036, 609406, 1218812, 2132921, 4265842, 8531684]

約数ペア:

[(1, 8531684), (2, 4265842), (4, 2132921), (7, 1218812), (14, 609406), (19, 449036), (28, 304703), (29, 294196), (38, 224518), (49, 174116), (58, 147098), (76, 112259), (79, 107996), (98, 87058), (116, 73549), (133, 64148), (158, 53998), (196, 43529), (203, 42028), (266, 32074), (316, 26999), (406, 21014), (532, 16037), (551, 15484), (553, 15428), (812, 10507), (931, 9164), (1102, 7742), (1106, 7714), (1421, 6004), (1501, 5684), (1862, 4582), (2204, 3871), (2212, 3857), (2291, 3724), (2842, 3002)]