11640645

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{163}}^1$

素因数の和:223

約数の個数: 48

約数和(自身を含む): 21766080

約数和(自身を除く): 10125435

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 163, 207, 345, 489, 529, 621, 815, 1035, 1467, 1587, 2445, 2645, 3105, 3749, 4401, 4761, 7335, 7935, 11247, 14283, 18745, 22005, 23805, 33741, 56235, 71415, 86227, 101223, 168705, 258681, 431135, 506115, 776043, 1293405, 2328129, 3880215, 11640645]

約数ペア:

[(1, 11640645), (3, 3880215), (5, 2328129), (9, 1293405), (15, 776043), (23, 506115), (27, 431135), (45, 258681), (69, 168705), (115, 101223), (135, 86227), (163, 71415), (207, 56235), (345, 33741), (489, 23805), (529, 22005), (621, 18745), (815, 14283), (1035, 11247), (1467, 7935), (1587, 7335), (2445, 4761), (2645, 4401), (3105, 3749)]