161809206

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2663}}^1$

素因数の和:2741

約数の個数: 64

約数和(自身を含む): 375943680

約数和(自身を除く): 214134474

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 41, 57, 78, 82, 114, 123, 246, 247, 494, 533, 741, 779, 1066, 1482, 1558, 1599, 2337, 2663, 3198, 4674, 5326, 7989, 10127, 15978, 20254, 30381, 34619, 50597, 60762, 69238, 101194, 103857, 109183, 151791, 207714, 218366, 303582, 327549, 655098, 657761, 1315522, 1419379, 1973283, 2074477, 2838758, 3946566, 4148954, 4258137, 6223431, 8516274, 12446862, 26968201, 53936402, 80904603, 161809206]

約数ペア:

[(1, 161809206), (2, 80904603), (3, 53936402), (6, 26968201), (13, 12446862), (19, 8516274), (26, 6223431), (38, 4258137), (39, 4148954), (41, 3946566), (57, 2838758), (78, 2074477), (82, 1973283), (114, 1419379), (123, 1315522), (246, 657761), (247, 655098), (494, 327549), (533, 303582), (741, 218366), (779, 207714), (1066, 151791), (1482, 109183), (1558, 103857), (1599, 101194), (2337, 69238), (2663, 60762), (3198, 50597), (4674, 34619), (5326, 30381), (7989, 20254), (10127, 15978)]