289772973

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{270563}}^1$

素因数の和:270593

約数の個数: 24

約数和(自身を含む): 506495808

約数和(自身を除く): 216722835

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 270563, 811689, 1893941, 2435067, 4599571, 5681823, 13798713, 17045469, 32196997, 41396139, 96590991, 289772973]

約数ペア:

[(1, 289772973), (3, 96590991), (7, 41396139), (9, 32196997), (17, 17045469), (21, 13798713), (51, 5681823), (63, 4599571), (119, 2435067), (153, 1893941), (357, 811689), (1071, 270563)]