428632256

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{11981}}^1$

素因数の和:12049

約数の個数: 56

約数和(自身を含む): 937375824

約数和(自身を除く): 508743568

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 64, 86, 104, 172, 208, 344, 416, 559, 688, 832, 1118, 1376, 2236, 2752, 4472, 8944, 11981, 17888, 23962, 35776, 47924, 95848, 155753, 191696, 311506, 383392, 515183, 623012, 766784, 1030366, 1246024, 2060732, 2492048, 4121464, 4984096, 6697379, 8242928, 9968192, 13394758, 16485856, 26789516, 32971712, 53579032, 107158064, 214316128, 428632256]

約数ペア:

[(1, 428632256), (2, 214316128), (4, 107158064), (8, 53579032), (13, 32971712), (16, 26789516), (26, 16485856), (32, 13394758), (43, 9968192), (52, 8242928), (64, 6697379), (86, 4984096), (104, 4121464), (172, 2492048), (208, 2060732), (344, 1246024), (416, 1030366), (559, 766784), (688, 623012), (832, 515183), (1118, 383392), (1376, 311506), (2236, 191696), (2752, 155753), (4472, 95848), (8944, 47924), (11981, 35776), (17888, 23962)]