2419893

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{541}}^1$

素因数の和:625

約数の個数: 24

約数和(自身を含む): 4058496

約数和(自身を除く): 1638603

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 541, 639, 1491, 1623, 3787, 4473, 4869, 11361, 34083, 38411, 115233, 268877, 345699, 806631, 2419893]

約数ペア:

[(1, 2419893), (3, 806631), (7, 345699), (9, 268877), (21, 115233), (63, 38411), (71, 34083), (213, 11361), (497, 4869), (541, 4473), (639, 3787), (1491, 1623)]