220603905

素因数分解:

$3^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5857}}^1$

素因数の和:5908

約数の個数: 48

約数和(自身を含む): 409403904

約数和(自身を除く): 188799999

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 81, 93, 135, 155, 243, 279, 405, 465, 837, 1215, 1395, 2511, 4185, 5857, 7533, 12555, 17571, 29285, 37665, 52713, 87855, 158139, 181567, 263565, 474417, 544701, 790695, 907835, 1423251, 1634103, 2372085, 2723505, 4902309, 7116255, 8170515, 14706927, 24511545, 44120781, 73534635, 220603905]

約数ペア:

[(1, 220603905), (3, 73534635), (5, 44120781), (9, 24511545), (15, 14706927), (27, 8170515), (31, 7116255), (45, 4902309), (81, 2723505), (93, 2372085), (135, 1634103), (155, 1423251), (243, 907835), (279, 790695), (405, 544701), (465, 474417), (837, 263565), (1215, 181567), (1395, 158139), (2511, 87855), (4185, 52713), (5857, 37665), (7533, 29285), (12555, 17571)]