120221517

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{331}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 176995840

約数和(自身を除く): 56774323

約数列:

[1, 3, 13, 39, 67, 139, 201, 331, 417, 871, 993, 1807, 2613, 4303, 5421, 9313, 12909, 22177, 27939, 46009, 66531, 121069, 138027, 288301, 363207, 598117, 864903, 1794351, 3082603, 9247809, 40073839, 120221517]

約数ペア:

[(1, 120221517), (3, 40073839), (13, 9247809), (39, 3082603), (67, 1794351), (139, 864903), (201, 598117), (331, 363207), (417, 288301), (871, 138027), (993, 121069), (1807, 66531), (2613, 46009), (4303, 27939), (5421, 22177), (9313, 12909)]