203410459

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:379

約数の個数: 32

約数和(自身を含む): 249891840

約数和(自身を除く): 46481381

約数列:

[1, 7, 23, 67, 109, 161, 173, 469, 763, 1211, 1541, 2507, 3979, 7303, 10787, 11591, 17549, 18857, 27853, 51121, 81137, 131999, 167969, 266593, 433711, 1175783, 1263419, 1866151, 3035977, 8843933, 29058637, 203410459]

約数ペア:

[(1, 203410459), (7, 29058637), (23, 8843933), (67, 3035977), (109, 1866151), (161, 1263419), (173, 1175783), (469, 433711), (763, 266593), (1211, 167969), (1541, 131999), (2507, 81137), (3979, 51121), (7303, 27853), (10787, 18857), (11591, 17549)]