215528906

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{467}}^1$

素因数の和:698

約数の個数: 32

約数和(自身を含む): 345047040

約数和(自身を除く): 129518134

約数列:

[1, 2, 23, 46, 79, 127, 158, 254, 467, 934, 1817, 2921, 3634, 5842, 10033, 10741, 20066, 21482, 36893, 59309, 73786, 118618, 230759, 461518, 848539, 1364107, 1697078, 2728214, 4685411, 9370822, 107764453, 215528906]

約数ペア:

[(1, 215528906), (2, 107764453), (23, 9370822), (46, 4685411), (79, 2728214), (127, 1697078), (158, 1364107), (254, 848539), (467, 461518), (934, 230759), (1817, 118618), (2921, 73786), (3634, 59309), (5842, 36893), (10033, 21482), (10741, 20066)]