12308985

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 23469264

約数和(自身を除く): 11160279

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 53, 65, 117, 159, 195, 265, 397, 477, 585, 689, 795, 1191, 1985, 2067, 2385, 3445, 3573, 5161, 5955, 6201, 10335, 15483, 17865, 21041, 25805, 31005, 46449, 63123, 77415, 105205, 189369, 232245, 273533, 315615, 820599, 946845, 1367665, 2461797, 4102995, 12308985]

約数ペア:

[(1, 12308985), (3, 4102995), (5, 2461797), (9, 1367665), (13, 946845), (15, 820599), (39, 315615), (45, 273533), (53, 232245), (65, 189369), (117, 105205), (159, 77415), (195, 63123), (265, 46449), (397, 31005), (477, 25805), (585, 21041), (689, 17865), (795, 15483), (1191, 10335), (1985, 6201), (2067, 5955), (2385, 5161), (3445, 3573)]