18398425321

素因数分解:

${\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:406

約数の個数: 64

約数和(自身を含む): 21319925760

約数和(自身を除く): 2921500439

約数列:

[1, 17, 31, 41, 67, 71, 179, 527, 697, 1139, 1207, 1271, 2077, 2201, 2747, 2911, 3043, 4757, 5549, 7339, 11993, 12709, 21607, 35309, 37417, 46699, 49487, 80869, 85157, 90241, 94333, 124763, 147467, 195037, 203881, 216053, 227509, 371783, 393979, 491713, 521069, 851503, 1447669, 1534097, 2506939, 3315629, 3867653, 6046147, 6320311, 6697643, 8359121, 8858173, 14475551, 15243103, 16153139, 26396593, 34911623, 102784499, 259132751, 274603363, 448742081, 593497591, 1082260313, 18398425321]

約数ペア:

[(1, 18398425321), (17, 1082260313), (31, 593497591), (41, 448742081), (67, 274603363), (71, 259132751), (179, 102784499), (527, 34911623), (697, 26396593), (1139, 16153139), (1207, 15243103), (1271, 14475551), (2077, 8858173), (2201, 8359121), (2747, 6697643), (2911, 6320311), (3043, 6046147), (4757, 3867653), (5549, 3315629), (7339, 2506939), (11993, 1534097), (12709, 1447669), (21607, 851503), (35309, 521069), (37417, 491713), (46699, 393979), (49487, 371783), (80869, 227509), (85157, 216053), (90241, 203881), (94333, 195037), (124763, 147467)]