31271473408

素因数分解:

$2^8\times 7^1\times {\mathrm{1709}}^1\times {\mathrm{10211}}^1$

素因数の和:11943

約数の個数: 72

約数和(自身を含む): 71386781760

約数和(自身を除く): 40115308352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1709, 1792, 3418, 6836, 10211, 11963, 13672, 20422, 23926, 27344, 40844, 47852, 54688, 71477, 81688, 95704, 109376, 142954, 163376, 191408, 218752, 285908, 326752, 382816, 437504, 571816, 653504, 765632, 1143632, 1307008, 1531264, 2287264, 2614016, 3062528, 4574528, 9149056, 17450599, 18298112, 34901198, 69802396, 122154193, 139604792, 244308386, 279209584, 488616772, 558419168, 977233544, 1116838336, 1954467088, 2233676672, 3908934176, 4467353344, 7817868352, 15635736704, 31271473408]

約数ペア:

[(1, 31271473408), (2, 15635736704), (4, 7817868352), (7, 4467353344), (8, 3908934176), (14, 2233676672), (16, 1954467088), (28, 1116838336), (32, 977233544), (56, 558419168), (64, 488616772), (112, 279209584), (128, 244308386), (224, 139604792), (256, 122154193), (448, 69802396), (896, 34901198), (1709, 18298112), (1792, 17450599), (3418, 9149056), (6836, 4574528), (10211, 3062528), (11963, 2614016), (13672, 2287264), (20422, 1531264), (23926, 1307008), (27344, 1143632), (40844, 765632), (47852, 653504), (54688, 571816), (71477, 437504), (81688, 382816), (95704, 326752), (109376, 285908), (142954, 218752), (163376, 191408)]