391935

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:107

約数の個数: 32

約数和(自身を含む): 699840

約数和(自身を除く): 307905

約数列:

[1, 3, 5, 15, 17, 29, 51, 53, 85, 87, 145, 159, 255, 265, 435, 493, 795, 901, 1479, 1537, 2465, 2703, 4505, 4611, 7395, 7685, 13515, 23055, 26129, 78387, 130645, 391935]

約数ペア:

[(1, 391935), (3, 130645), (5, 78387), (15, 26129), (17, 23055), (29, 13515), (51, 7685), (53, 7395), (85, 4611), (87, 4505), (145, 2703), (159, 2465), (255, 1537), (265, 1479), (435, 901), (493, 795)]