66943856

素因数分解:

$2^4\times 7^1\times {\mathrm{659}}^1\times {\mathrm{907}}^1$

素因数の和:1581

約数の個数: 40

約数和(自身を含む): 148621440

約数和(自身を除く): 81677584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 659, 907, 1318, 1814, 2636, 3628, 4613, 5272, 6349, 7256, 9226, 10544, 12698, 14512, 18452, 25396, 36904, 50792, 73808, 101584, 597713, 1195426, 2390852, 4183991, 4781704, 8367982, 9563408, 16735964, 33471928, 66943856]

約数ペア:

[(1, 66943856), (2, 33471928), (4, 16735964), (7, 9563408), (8, 8367982), (14, 4781704), (16, 4183991), (28, 2390852), (56, 1195426), (112, 597713), (659, 101584), (907, 73808), (1318, 50792), (1814, 36904), (2636, 25396), (3628, 18452), (4613, 14512), (5272, 12698), (6349, 10544), (7256, 9226)]