215689965

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{29167}}^1$

素因数の和:29221

約数の個数: 32

約数和(自身を含む): 378017280

約数和(自身を除く): 162327315

約数列:

[1, 3, 5, 15, 17, 29, 51, 85, 87, 145, 255, 435, 493, 1479, 2465, 7395, 29167, 87501, 145835, 437505, 495839, 845843, 1487517, 2479195, 2537529, 4229215, 7437585, 12687645, 14379331, 43137993, 71896655, 215689965]

約数ペア:

[(1, 215689965), (3, 71896655), (5, 43137993), (15, 14379331), (17, 12687645), (29, 7437585), (51, 4229215), (85, 2537529), (87, 2479195), (145, 1487517), (255, 845843), (435, 495839), (493, 437505), (1479, 145835), (2465, 87501), (7395, 29167)]