320465997

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{698183}}^1$

素因数の和:698209

約数の個数: 16

約数和(自身を含む): 502692480

約数和(自身を除く): 182226483

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 698183, 2094549, 6283647, 11869111, 18850941, 35607333, 106821999, 320465997]

約数ペア:

[(1, 320465997), (3, 106821999), (9, 35607333), (17, 18850941), (27, 11869111), (51, 6283647), (153, 2094549), (459, 698183)]