1490291768

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{858463}}^1$

素因数の和:858507

約数の個数: 32

約数和(自身を含む): 3296501760

約数和(自身を除く): 1806209992

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 858463, 1716926, 3433852, 6009241, 6867704, 12018482, 24036964, 26612353, 48073928, 53224706, 106449412, 186286471, 212898824, 372572942, 745145884, 1490291768]

約数ペア:

[(1, 1490291768), (2, 745145884), (4, 372572942), (7, 212898824), (8, 186286471), (14, 106449412), (28, 53224706), (31, 48073928), (56, 26612353), (62, 24036964), (124, 12018482), (217, 6867704), (248, 6009241), (434, 3433852), (868, 1716926), (1736, 858463)]