73947027

素因数分解:

$3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:221

約数の個数: 64

約数和(自身を含む): 129024000

約数和(自身を除く): 55076973

約数列:

[1, 3, 7, 11, 21, 33, 47, 49, 77, 139, 141, 147, 231, 329, 343, 417, 517, 539, 973, 987, 1029, 1529, 1551, 1617, 2303, 2919, 3619, 3773, 4587, 6533, 6811, 6909, 10703, 10857, 11319, 16121, 19599, 20433, 25333, 32109, 45731, 47677, 48363, 71863, 74921, 75999, 137193, 143031, 177331, 215589, 224763, 320117, 503041, 524447, 531993, 960351, 1509123, 1573341, 2240819, 3521287, 6722457, 10563861, 24649009, 73947027]

約数ペア:

[(1, 73947027), (3, 24649009), (7, 10563861), (11, 6722457), (21, 3521287), (33, 2240819), (47, 1573341), (49, 1509123), (77, 960351), (139, 531993), (141, 524447), (147, 503041), (231, 320117), (329, 224763), (343, 215589), (417, 177331), (517, 143031), (539, 137193), (973, 75999), (987, 74921), (1029, 71863), (1529, 48363), (1551, 47677), (1617, 45731), (2303, 32109), (2919, 25333), (3619, 20433), (3773, 19599), (4587, 16121), (6533, 11319), (6811, 10857), (6909, 10703)]