628202391

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{1009}}^1$

素因数の和:1199

約数の個数: 32

約数和(自身を含む): 884275200

約数和(自身を除く): 256072809

約数列:

[1, 3, 37, 71, 79, 111, 213, 237, 1009, 2627, 2923, 3027, 5609, 7881, 8769, 16827, 37333, 71639, 79711, 111999, 207533, 214917, 239133, 622599, 2650643, 2949307, 5659481, 7951929, 8847921, 16978443, 209400797, 628202391]

約数ペア:

[(1, 628202391), (3, 209400797), (37, 16978443), (71, 8847921), (79, 7951929), (111, 5659481), (213, 2949307), (237, 2650643), (1009, 622599), (2627, 239133), (2923, 214917), (3027, 207533), (5609, 111999), (7881, 79711), (8769, 71639), (16827, 37333)]