78953931

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{40427}}^1$

素因数の和:40471

約数の個数: 24

約数和(自身を含む): 134544384

約数和(自身を除く): 55590453

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 40427, 121281, 282989, 363843, 848967, 1253237, 2546901, 3759711, 8772659, 11279133, 26317977, 78953931]

約数ペア:

[(1, 78953931), (3, 26317977), (7, 11279133), (9, 8772659), (21, 3759711), (31, 2546901), (63, 1253237), (93, 848967), (217, 363843), (279, 282989), (651, 121281), (1953, 40427)]