689923135

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{2339}}^1$

素因数の和:2559

約数の個数: 32

約数和(自身を含む): 938096640

約数和(自身を除く): 248173505

約数列:

[1, 5, 11, 31, 55, 155, 173, 341, 865, 1705, 1903, 2339, 5363, 9515, 11695, 25729, 26815, 58993, 72509, 128645, 294965, 362545, 404647, 797599, 2023235, 3987995, 4451117, 12544057, 22255585, 62720285, 137984627, 689923135]

約数ペア:

[(1, 689923135), (5, 137984627), (11, 62720285), (31, 22255585), (55, 12544057), (155, 4451117), (173, 3987995), (341, 2023235), (865, 797599), (1705, 404647), (1903, 362545), (2339, 294965), (5363, 128645), (9515, 72509), (11695, 58993), (25729, 26815)]