56388339

素因数分解:

$3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:217

約数の個数: 64

約数和(自身を含む): 99834880

約数和(自身を除く): 43446541

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 67, 73, 183, 189, 201, 219, 427, 469, 511, 549, 603, 657, 1281, 1407, 1533, 1647, 1809, 1971, 3843, 4087, 4221, 4453, 4599, 4891, 11529, 12261, 12663, 13359, 13797, 14673, 28609, 31171, 34237, 36783, 40077, 44019, 85827, 93513, 102711, 110349, 120231, 132057, 257481, 280539, 298351, 308133, 772443, 841617, 895053, 924399, 2088457, 2685159, 6265371, 8055477, 18796113, 56388339]

約数ペア:

[(1, 56388339), (3, 18796113), (7, 8055477), (9, 6265371), (21, 2685159), (27, 2088457), (61, 924399), (63, 895053), (67, 841617), (73, 772443), (183, 308133), (189, 298351), (201, 280539), (219, 257481), (427, 132057), (469, 120231), (511, 110349), (549, 102711), (603, 93513), (657, 85827), (1281, 44019), (1407, 40077), (1533, 36783), (1647, 34237), (1809, 31171), (1971, 28609), (3843, 14673), (4087, 13797), (4221, 13359), (4453, 12663), (4599, 12261), (4891, 11529)]