8402895

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 15500160

約数和(自身を除く): 7097265

約数列:

[1, 3, 5, 9, 15, 29, 45, 47, 87, 137, 141, 145, 235, 261, 411, 423, 435, 685, 705, 1233, 1305, 1363, 2055, 2115, 3973, 4089, 6165, 6439, 6815, 11919, 12267, 19317, 19865, 20445, 32195, 35757, 57951, 59595, 61335, 96585, 178785, 186731, 289755, 560193, 933655, 1680579, 2800965, 8402895]

約数ペア:

[(1, 8402895), (3, 2800965), (5, 1680579), (9, 933655), (15, 560193), (29, 289755), (45, 186731), (47, 178785), (87, 96585), (137, 61335), (141, 59595), (145, 57951), (235, 35757), (261, 32195), (411, 20445), (423, 19865), (435, 19317), (685, 12267), (705, 11919), (1233, 6815), (1305, 6439), (1363, 6165), (2055, 4089), (2115, 3973)]