1405014723

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{7741}}^1$

素因数の和:7864

約数の個数: 48

約数和(自身を含む): 2409062656

約数和(自身を除く): 1004047933

約数列:

[1, 3, 7, 9, 21, 43, 63, 67, 129, 201, 301, 387, 469, 603, 903, 1407, 2709, 2881, 4221, 7741, 8643, 20167, 23223, 25929, 54187, 60501, 69669, 162561, 181503, 332863, 487683, 518647, 998589, 1555941, 2330041, 2995767, 3630529, 4667823, 6990123, 10891587, 20970369, 22301821, 32674761, 66905463, 156112747, 200716389, 468338241, 1405014723]

約数ペア:

[(1, 1405014723), (3, 468338241), (7, 200716389), (9, 156112747), (21, 66905463), (43, 32674761), (63, 22301821), (67, 20970369), (129, 10891587), (201, 6990123), (301, 4667823), (387, 3630529), (469, 2995767), (603, 2330041), (903, 1555941), (1407, 998589), (2709, 518647), (2881, 487683), (4221, 332863), (7741, 181503), (8643, 162561), (20167, 69669), (23223, 60501), (25929, 54187)]