275369985

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{491}}^1$

素因数の和:627

約数の個数: 72

約数和(自身を含む): 530816832

約数和(自身を除く): 255446847

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 103, 121, 165, 309, 363, 491, 495, 515, 605, 927, 1089, 1133, 1473, 1545, 1815, 2455, 3399, 4419, 4635, 5401, 5445, 5665, 7365, 10197, 12463, 16203, 16995, 22095, 27005, 37389, 48609, 50573, 50985, 59411, 62315, 81015, 112167, 151719, 178233, 186945, 243045, 252865, 297055, 455157, 534699, 556303, 560835, 758595, 891165, 1668909, 2275785, 2673495, 2781515, 5006727, 6119333, 8344545, 18357999, 25033635, 30596665, 55073997, 91789995, 275369985]

約数ペア:

[(1, 275369985), (3, 91789995), (5, 55073997), (9, 30596665), (11, 25033635), (15, 18357999), (33, 8344545), (45, 6119333), (55, 5006727), (99, 2781515), (103, 2673495), (121, 2275785), (165, 1668909), (309, 891165), (363, 758595), (491, 560835), (495, 556303), (515, 534699), (605, 455157), (927, 297055), (1089, 252865), (1133, 243045), (1473, 186945), (1545, 178233), (1815, 151719), (2455, 112167), (3399, 81015), (4419, 62315), (4635, 59411), (5401, 50985), (5445, 50573), (5665, 48609), (7365, 37389), (10197, 27005), (12463, 22095), (16203, 16995)]