1389742016

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:422

約数の個数: 112

約数和(自身を含む): 3055741920

約数和(自身を除く): 1665999904

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 64, 104, 122, 139, 197, 208, 244, 278, 394, 416, 488, 556, 788, 793, 832, 976, 1112, 1576, 1586, 1807, 1952, 2224, 2561, 3152, 3172, 3614, 3904, 4448, 5122, 6304, 6344, 7228, 8479, 8896, 10244, 12017, 12608, 12688, 14456, 16958, 20488, 24034, 25376, 27383, 28912, 33916, 40976, 48068, 50752, 54766, 57824, 67832, 81952, 96136, 109532, 110227, 115648, 135664, 156221, 163904, 192272, 219064, 220454, 271328, 312442, 355979, 384544, 438128, 440908, 542656, 624884, 711958, 769088, 876256, 881816, 1249768, 1423916, 1670363, 1752512, 1763632, 2499536, 2847832, 3340726, 3527264, 4999072, 5695664, 6681452, 7054528, 9998144, 11391328, 13362904, 21714719, 22782656, 26725808, 43429438, 53451616, 86858876, 106903232, 173717752, 347435504, 694871008, 1389742016]

約数ペア:

[(1, 1389742016), (2, 694871008), (4, 347435504), (8, 173717752), (13, 106903232), (16, 86858876), (26, 53451616), (32, 43429438), (52, 26725808), (61, 22782656), (64, 21714719), (104, 13362904), (122, 11391328), (139, 9998144), (197, 7054528), (208, 6681452), (244, 5695664), (278, 4999072), (394, 3527264), (416, 3340726), (488, 2847832), (556, 2499536), (788, 1763632), (793, 1752512), (832, 1670363), (976, 1423916), (1112, 1249768), (1576, 881816), (1586, 876256), (1807, 769088), (1952, 711958), (2224, 624884), (2561, 542656), (3152, 440908), (3172, 438128), (3614, 384544), (3904, 355979), (4448, 312442), (5122, 271328), (6304, 220454), (6344, 219064), (7228, 192272), (8479, 163904), (8896, 156221), (10244, 135664), (12017, 115648), (12608, 110227), (12688, 109532), (14456, 96136), (16958, 81952), (20488, 67832), (24034, 57824), (25376, 54766), (27383, 50752), (28912, 48068), (33916, 40976)]