219277942

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{1381}}^1$

素因数の和:1624

約数の個数: 32

約数和(自身を含む): 367766784

約数和(自身を除く): 148488842

約数列:

[1, 2, 13, 26, 31, 62, 197, 394, 403, 806, 1381, 2561, 2762, 5122, 6107, 12214, 17953, 35906, 42811, 79391, 85622, 158782, 272057, 544114, 556543, 1113086, 3536741, 7073482, 8433767, 16867534, 109638971, 219277942]

約数ペア:

[(1, 219277942), (2, 109638971), (13, 16867534), (26, 8433767), (31, 7073482), (62, 3536741), (197, 1113086), (394, 556543), (403, 544114), (806, 272057), (1381, 158782), (2561, 85622), (2762, 79391), (5122, 42811), (6107, 35906), (12214, 17953)]