315474015

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{28771}}^1$

素因数の和:28839

約数の個数: 32

約数和(自身を含む): 546898176

約数和(自身を除く): 231424161

約数列:

[1, 3, 5, 15, 17, 43, 51, 85, 129, 215, 255, 645, 731, 2193, 3655, 10965, 28771, 86313, 143855, 431565, 489107, 1237153, 1467321, 2445535, 3711459, 6185765, 7336605, 18557295, 21031601, 63094803, 105158005, 315474015]

約数ペア:

[(1, 315474015), (3, 105158005), (5, 63094803), (15, 21031601), (17, 18557295), (43, 7336605), (51, 6185765), (85, 3711459), (129, 2445535), (215, 1467321), (255, 1237153), (645, 489107), (731, 431565), (2193, 143855), (3655, 86313), (10965, 28771)]