1977081344

素因数分解:

$2^9\times 7^1\times {\mathrm{131}}^1\times {\mathrm{4211}}^1$

素因数の和:4367

約数の個数: 80

約数和(自身を含む): 4550173056

約数和(自身を除く): 2573091712

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 131, 224, 256, 262, 448, 512, 524, 896, 917, 1048, 1792, 1834, 2096, 3584, 3668, 4192, 4211, 7336, 8384, 8422, 14672, 16768, 16844, 29344, 29477, 33536, 33688, 58688, 58954, 67072, 67376, 117376, 117908, 134752, 234752, 235816, 269504, 469504, 471632, 539008, 551641, 943264, 1078016, 1103282, 1886528, 2156032, 2206564, 3773056, 3861487, 4413128, 7546112, 7722974, 8826256, 15092224, 15445948, 17652512, 30891896, 35305024, 61783792, 70610048, 123567584, 141220096, 247135168, 282440192, 494270336, 988540672, 1977081344]

約数ペア:

[(1, 1977081344), (2, 988540672), (4, 494270336), (7, 282440192), (8, 247135168), (14, 141220096), (16, 123567584), (28, 70610048), (32, 61783792), (56, 35305024), (64, 30891896), (112, 17652512), (128, 15445948), (131, 15092224), (224, 8826256), (256, 7722974), (262, 7546112), (448, 4413128), (512, 3861487), (524, 3773056), (896, 2206564), (917, 2156032), (1048, 1886528), (1792, 1103282), (1834, 1078016), (2096, 943264), (3584, 551641), (3668, 539008), (4192, 471632), (4211, 469504), (7336, 269504), (8384, 235816), (8422, 234752), (14672, 134752), (16768, 117908), (16844, 117376), (29344, 67376), (29477, 67072), (33536, 58954), (33688, 58688)]