90238941

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^2$

素因数の和:184

約数の個数: 60

約数和(自身を含む): 155905596

約数和(自身を除く): 65666655

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 71, 81, 117, 153, 213, 221, 351, 459, 639, 663, 923, 1053, 1207, 1377, 1917, 1989, 2769, 3621, 5041, 5751, 5967, 8307, 10863, 15123, 15691, 17901, 24921, 32589, 45369, 47073, 65533, 74763, 85697, 97767, 136107, 141219, 196599, 257091, 408321, 423657, 589797, 771273, 1114061, 1270971, 1769391, 2313819, 3342183, 5308173, 6941457, 10026549, 30079647, 90238941]

約数ペア:

[(1, 90238941), (3, 30079647), (9, 10026549), (13, 6941457), (17, 5308173), (27, 3342183), (39, 2313819), (51, 1769391), (71, 1270971), (81, 1114061), (117, 771273), (153, 589797), (213, 423657), (221, 408321), (351, 257091), (459, 196599), (639, 141219), (663, 136107), (923, 97767), (1053, 85697), (1207, 74763), (1377, 65533), (1917, 47073), (1989, 45369), (2769, 32589), (3621, 24921), (5041, 17901), (5751, 15691), (5967, 15123), (8307, 10863)]