31355775

素因数分解:

$3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:174

約数の個数: 96

約数和(自身を含む): 64995840

約数和(自身を除く): 33640065

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 41, 45, 55, 75, 99, 103, 123, 135, 165, 205, 225, 275, 297, 309, 369, 451, 495, 515, 615, 675, 825, 927, 1025, 1107, 1133, 1353, 1485, 1545, 1845, 2255, 2475, 2575, 2781, 3075, 3399, 4059, 4223, 4635, 5535, 5665, 6765, 7425, 7725, 9225, 10197, 11275, 12177, 12669, 13905, 16995, 20295, 21115, 23175, 27675, 28325, 30591, 33825, 38007, 46453, 50985, 60885, 63345, 69525, 84975, 101475, 105575, 114021, 139359, 152955, 190035, 232265, 254925, 304425, 316725, 418077, 570105, 696795, 764775, 950175, 1161325, 1254231, 2090385, 2850525, 3483975, 6271155, 10451925, 31355775]

約数ペア:

[(1, 31355775), (3, 10451925), (5, 6271155), (9, 3483975), (11, 2850525), (15, 2090385), (25, 1254231), (27, 1161325), (33, 950175), (41, 764775), (45, 696795), (55, 570105), (75, 418077), (99, 316725), (103, 304425), (123, 254925), (135, 232265), (165, 190035), (205, 152955), (225, 139359), (275, 114021), (297, 105575), (309, 101475), (369, 84975), (451, 69525), (495, 63345), (515, 60885), (615, 50985), (675, 46453), (825, 38007), (927, 33825), (1025, 30591), (1107, 28325), (1133, 27675), (1353, 23175), (1485, 21115), (1545, 20295), (1845, 16995), (2255, 13905), (2475, 12669), (2575, 12177), (2781, 11275), (3075, 10197), (3399, 9225), (4059, 7725), (4223, 7425), (4635, 6765), (5535, 5665)]