221627091

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{5581}}^1$

素因数の和:5683

約数の個数: 32

約数和(自身を含む): 354390016

約数和(自身を除く): 132762925

約数列:

[1, 3, 7, 21, 31, 61, 93, 183, 217, 427, 651, 1281, 1891, 5581, 5673, 13237, 16743, 39067, 39711, 117201, 173011, 340441, 519033, 1021323, 1211077, 2383087, 3633231, 7149261, 10553671, 31661013, 73875697, 221627091]

約数ペア:

[(1, 221627091), (3, 73875697), (7, 31661013), (21, 10553671), (31, 7149261), (61, 3633231), (93, 2383087), (183, 1211077), (217, 1021323), (427, 519033), (651, 340441), (1281, 173011), (1891, 117201), (5581, 39711), (5673, 39067), (13237, 16743)]