81967158

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{307}}^1$

素因数の和:498

約数の個数: 96

約数和(自身を含む): 220636416

約数和(自身を除く): 138669258

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 163, 182, 234, 273, 307, 326, 489, 546, 614, 819, 921, 978, 1141, 1467, 1638, 1842, 2119, 2149, 2282, 2763, 2934, 3423, 3991, 4238, 4298, 5526, 6357, 6447, 6846, 7982, 10269, 11973, 12714, 12894, 14833, 19071, 19341, 20538, 23946, 27937, 29666, 35919, 38142, 38682, 44499, 50041, 55874, 71838, 83811, 88998, 100082, 133497, 150123, 167622, 251433, 266994, 300246, 350287, 450369, 502866, 650533, 700574, 900738, 1050861, 1301066, 1951599, 2101722, 3152583, 3903198, 4553731, 5854797, 6305166, 9107462, 11709594, 13661193, 27322386, 40983579, 81967158]

約数ペア:

[(1, 81967158), (2, 40983579), (3, 27322386), (6, 13661193), (7, 11709594), (9, 9107462), (13, 6305166), (14, 5854797), (18, 4553731), (21, 3903198), (26, 3152583), (39, 2101722), (42, 1951599), (63, 1301066), (78, 1050861), (91, 900738), (117, 700574), (126, 650533), (163, 502866), (182, 450369), (234, 350287), (273, 300246), (307, 266994), (326, 251433), (489, 167622), (546, 150123), (614, 133497), (819, 100082), (921, 88998), (978, 83811), (1141, 71838), (1467, 55874), (1638, 50041), (1842, 44499), (2119, 38682), (2149, 38142), (2282, 35919), (2763, 29666), (2934, 27937), (3423, 23946), (3991, 20538), (4238, 19341), (4298, 19071), (5526, 14833), (6357, 12894), (6447, 12714), (6846, 11973), (7982, 10269)]