2117775

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1$

素因数の和:192

約数の個数: 48

約数和(自身を含む): 4071168

約数和(自身を除く): 1953393

約数列:

[1, 3, 5, 11, 15, 17, 25, 33, 51, 55, 75, 85, 151, 165, 187, 255, 275, 425, 453, 561, 755, 825, 935, 1275, 1661, 2265, 2567, 2805, 3775, 4675, 4983, 7701, 8305, 11325, 12835, 14025, 24915, 28237, 38505, 41525, 64175, 84711, 124575, 141185, 192525, 423555, 705925, 2117775]

約数ペア:

[(1, 2117775), (3, 705925), (5, 423555), (11, 192525), (15, 141185), (17, 124575), (25, 84711), (33, 64175), (51, 41525), (55, 38505), (75, 28237), (85, 24915), (151, 14025), (165, 12835), (187, 11325), (255, 8305), (275, 7701), (425, 4983), (453, 4675), (561, 3775), (755, 2805), (825, 2567), (935, 2265), (1275, 1661)]