774225

素因数分解:

$3^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:87

約数の個数: 48

約数和(自身を含む): 1507840

約数和(自身を除く): 733615

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 37, 45, 75, 93, 111, 135, 155, 185, 225, 279, 333, 465, 555, 675, 775, 837, 925, 999, 1147, 1395, 1665, 2325, 2775, 3441, 4185, 4995, 5735, 6975, 8325, 10323, 17205, 20925, 24975, 28675, 30969, 51615, 86025, 154845, 258075, 774225]

約数ペア:

[(1, 774225), (3, 258075), (5, 154845), (9, 86025), (15, 51615), (25, 30969), (27, 28675), (31, 24975), (37, 20925), (45, 17205), (75, 10323), (93, 8325), (111, 6975), (135, 5735), (155, 4995), (185, 4185), (225, 3441), (279, 2775), (333, 2325), (465, 1665), (555, 1395), (675, 1147), (775, 999), (837, 925)]