90876645

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{563}}^1$

素因数の和:802

約数の個数: 48

約数和(自身を含む): 167873472

約数和(自身を除く): 76996827

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 211, 255, 563, 633, 765, 1055, 1689, 1899, 2815, 3165, 3587, 5067, 8445, 9495, 9571, 10761, 17935, 25335, 28713, 32283, 47855, 53805, 86139, 118793, 143565, 161415, 356379, 430695, 593965, 1069137, 1781895, 2019481, 5345685, 6058443, 10097405, 18175329, 30292215, 90876645]

約数ペア:

[(1, 90876645), (3, 30292215), (5, 18175329), (9, 10097405), (15, 6058443), (17, 5345685), (45, 2019481), (51, 1781895), (85, 1069137), (153, 593965), (211, 430695), (255, 356379), (563, 161415), (633, 143565), (765, 118793), (1055, 86139), (1689, 53805), (1899, 47855), (2815, 32283), (3165, 28713), (3587, 25335), (5067, 17935), (8445, 10761), (9495, 9571)]