1317745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:145

約数の個数: 32

約数和(自身を含む): 1975680

約数和(自身を除く): 657935

約数列:

[1, 5, 11, 13, 19, 55, 65, 95, 97, 143, 209, 247, 485, 715, 1045, 1067, 1235, 1261, 1843, 2717, 5335, 6305, 9215, 13585, 13871, 20273, 23959, 69355, 101365, 119795, 263549, 1317745]

約数ペア:

[(1, 1317745), (5, 263549), (11, 119795), (13, 101365), (19, 69355), (55, 23959), (65, 20273), (95, 13871), (97, 13585), (143, 9215), (209, 6305), (247, 5335), (485, 2717), (715, 1843), (1045, 1261), (1067, 1235)]