389675475

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{82471}}^1$

素因数の和:82497

約数の個数: 48

約数和(自身を含む): 818122240

約数和(自身を除く): 428446765

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 135, 175, 189, 225, 315, 525, 675, 945, 1575, 4725, 82471, 247413, 412355, 577297, 742239, 1237065, 1731891, 2061775, 2226717, 2886485, 3711195, 5195673, 6185325, 8659455, 11133585, 14432425, 15587019, 18555975, 25978365, 43297275, 55667925, 77935095, 129891825, 389675475]

約数ペア:

[(1, 389675475), (3, 129891825), (5, 77935095), (7, 55667925), (9, 43297275), (15, 25978365), (21, 18555975), (25, 15587019), (27, 14432425), (35, 11133585), (45, 8659455), (63, 6185325), (75, 5195673), (105, 3711195), (135, 2886485), (175, 2226717), (189, 2061775), (225, 1731891), (315, 1237065), (525, 742239), (675, 577297), (945, 412355), (1575, 247413), (4725, 82471)]