2508813

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{659}}^1$

素因数の和:718

約数の個数: 20

約数和(自身を含む): 3833280

約数和(自身を除く): 1324467

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 659, 1269, 1977, 3807, 5931, 17793, 30973, 53379, 92919, 278757, 836271, 2508813]

約数ペア:

[(1, 2508813), (3, 836271), (9, 278757), (27, 92919), (47, 53379), (81, 30973), (141, 17793), (423, 5931), (659, 3807), (1269, 1977)]