71628396

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{1997}}^1$

素因数の和:2079

約数の個数: 72

約数和(自身を含む): 197706096

約数和(自身を除く): 126077700

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 61, 84, 98, 122, 147, 183, 196, 244, 294, 366, 427, 588, 732, 854, 1281, 1708, 1997, 2562, 2989, 3994, 5124, 5978, 5991, 7988, 8967, 11956, 11982, 13979, 17934, 23964, 27958, 35868, 41937, 55916, 83874, 97853, 121817, 167748, 195706, 243634, 293559, 365451, 391412, 487268, 587118, 730902, 852719, 1174236, 1461804, 1705438, 2558157, 3410876, 5116314, 5969033, 10232628, 11938066, 17907099, 23876132, 35814198, 71628396]

約数ペア:

[(1, 71628396), (2, 35814198), (3, 23876132), (4, 17907099), (6, 11938066), (7, 10232628), (12, 5969033), (14, 5116314), (21, 3410876), (28, 2558157), (42, 1705438), (49, 1461804), (61, 1174236), (84, 852719), (98, 730902), (122, 587118), (147, 487268), (183, 391412), (196, 365451), (244, 293559), (294, 243634), (366, 195706), (427, 167748), (588, 121817), (732, 97853), (854, 83874), (1281, 55916), (1708, 41937), (1997, 35868), (2562, 27958), (2989, 23964), (3994, 17934), (5124, 13979), (5978, 11982), (5991, 11956), (7988, 8967)]