399579135

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1009}}^1\times {\mathrm{1553}}^1$

素因数の和:2587

約数の個数: 32

約数和(自身を含む): 678041280

約数和(自身を除く): 278462145

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 1009, 1553, 3027, 4659, 5045, 7765, 15135, 17153, 23295, 26401, 51459, 79203, 85765, 132005, 257295, 396015, 1566977, 4700931, 7834885, 23504655, 26638609, 79915827, 133193045, 399579135]

約数ペア:

[(1, 399579135), (3, 133193045), (5, 79915827), (15, 26638609), (17, 23504655), (51, 7834885), (85, 4700931), (255, 1566977), (1009, 396015), (1553, 257295), (3027, 132005), (4659, 85765), (5045, 79203), (7765, 51459), (15135, 26401), (17153, 23295)]