31731224

素因数分解:

$2^3\times 7^2\times {\mathrm{61}}^1\times {\mathrm{1327}}^1$

素因数の和:1408

約数の個数: 48

約数和(自身を含む): 70397280

約数和(自身を除く): 38666056

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 61, 98, 122, 196, 244, 392, 427, 488, 854, 1327, 1708, 2654, 2989, 3416, 5308, 5978, 9289, 10616, 11956, 18578, 23912, 37156, 65023, 74312, 80947, 130046, 161894, 260092, 323788, 520184, 566629, 647576, 1133258, 2266516, 3966403, 4533032, 7932806, 15865612, 31731224]

約数ペア:

[(1, 31731224), (2, 15865612), (4, 7932806), (7, 4533032), (8, 3966403), (14, 2266516), (28, 1133258), (49, 647576), (56, 566629), (61, 520184), (98, 323788), (122, 260092), (196, 161894), (244, 130046), (392, 80947), (427, 74312), (488, 65023), (854, 37156), (1327, 23912), (1708, 18578), (2654, 11956), (2989, 10616), (3416, 9289), (5308, 5978)]