890753577

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{27961}}^1$

素因数の和:28049

約数の個数: 32

約数和(自身を含む): 1428075264

約数和(自身を除く): 537321687

約数列:

[1, 3, 7, 21, 37, 41, 111, 123, 259, 287, 777, 861, 1517, 4551, 10619, 27961, 31857, 83883, 195727, 587181, 1034557, 1146401, 3103671, 3439203, 7241899, 8024807, 21725697, 24074421, 42416837, 127250511, 296917859, 890753577]

約数ペア:

[(1, 890753577), (3, 296917859), (7, 127250511), (21, 42416837), (37, 24074421), (41, 21725697), (111, 8024807), (123, 7241899), (259, 3439203), (287, 3103671), (777, 1146401), (861, 1034557), (1517, 587181), (4551, 195727), (10619, 83883), (27961, 31857)]