131748729

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1\times {\mathrm{461}}^1$

素因数の和:941

約数の個数: 32

約数和(自身を含む): 208158720

約数和(自身を除く): 76409991

約数列:

[1, 3, 7, 21, 31, 93, 217, 439, 461, 651, 1317, 1383, 3073, 3227, 9219, 9681, 13609, 14291, 40827, 42873, 95263, 100037, 202379, 285789, 300111, 607137, 1416653, 4249959, 6273749, 18821247, 43916243, 131748729]

約数ペア:

[(1, 131748729), (3, 43916243), (7, 18821247), (21, 6273749), (31, 4249959), (93, 1416653), (217, 607137), (439, 300111), (461, 285789), (651, 202379), (1317, 100037), (1383, 95263), (3073, 42873), (3227, 40827), (9219, 14291), (9681, 13609)]