291214155

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{373}}^1$

素因数の和:508

約数の個数: 64

約数和(自身を含む): 510124032

約数和(自身を除く): 218909877

約数列:

[1, 3, 5, 15, 23, 31, 69, 73, 93, 115, 155, 219, 345, 365, 373, 465, 713, 1095, 1119, 1679, 1865, 2139, 2263, 3565, 5037, 5595, 6789, 8395, 8579, 10695, 11315, 11563, 25185, 25737, 27229, 33945, 34689, 42895, 52049, 57815, 81687, 128685, 136145, 156147, 173445, 260245, 265949, 408435, 626267, 780735, 797847, 844099, 1329745, 1878801, 2532297, 3131335, 3989235, 4220495, 9394005, 12661485, 19414277, 58242831, 97071385, 291214155]

約数ペア:

[(1, 291214155), (3, 97071385), (5, 58242831), (15, 19414277), (23, 12661485), (31, 9394005), (69, 4220495), (73, 3989235), (93, 3131335), (115, 2532297), (155, 1878801), (219, 1329745), (345, 844099), (365, 797847), (373, 780735), (465, 626267), (713, 408435), (1095, 265949), (1119, 260245), (1679, 173445), (1865, 156147), (2139, 136145), (2263, 128685), (3565, 81687), (5037, 57815), (5595, 52049), (6789, 42895), (8395, 34689), (8579, 33945), (10695, 27229), (11315, 25737), (11563, 25185)]