13287183

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 23556960

約数和(自身を除く): 10269777

約数列:

[1, 3, 7, 13, 17, 21, 39, 49, 51, 91, 119, 147, 221, 273, 357, 409, 637, 663, 833, 1227, 1547, 1911, 2499, 2863, 4641, 5317, 6953, 8589, 10829, 15951, 20041, 20859, 32487, 37219, 48671, 60123, 90389, 111657, 146013, 260533, 271167, 340697, 632723, 781599, 1022091, 1898169, 4429061, 13287183]

約数ペア:

[(1, 13287183), (3, 4429061), (7, 1898169), (13, 1022091), (17, 781599), (21, 632723), (39, 340697), (49, 271167), (51, 260533), (91, 146013), (119, 111657), (147, 90389), (221, 60123), (273, 48671), (357, 37219), (409, 32487), (637, 20859), (663, 20041), (833, 15951), (1227, 10829), (1547, 8589), (1911, 6953), (2499, 5317), (2863, 4641)]