25312707

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5659}}^1$

素因数の和:5743

約数の個数: 24

約数和(自身を含む): 42382080

約数和(自身を除く): 17069373

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 5659, 16977, 39613, 50931, 118839, 356517, 401789, 1205367, 2812523, 3616101, 8437569, 25312707]

約数ペア:

[(1, 25312707), (3, 8437569), (7, 3616101), (9, 2812523), (21, 1205367), (63, 401789), (71, 356517), (213, 118839), (497, 50931), (639, 39613), (1491, 16977), (4473, 5659)]