4142215

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:112

約数の個数: 48

約数和(自身を含む): 6648480

約数和(自身を除く): 2506265

約数列:

[1, 5, 7, 11, 29, 35, 49, 53, 55, 77, 145, 203, 245, 265, 319, 371, 385, 539, 583, 1015, 1421, 1537, 1595, 1855, 2233, 2597, 2695, 2915, 4081, 7105, 7685, 10759, 11165, 12985, 15631, 16907, 20405, 28567, 53795, 75313, 78155, 84535, 118349, 142835, 376565, 591745, 828443, 4142215]

約数ペア:

[(1, 4142215), (5, 828443), (7, 591745), (11, 376565), (29, 142835), (35, 118349), (49, 84535), (53, 78155), (55, 75313), (77, 53795), (145, 28567), (203, 20405), (245, 16907), (265, 15631), (319, 12985), (371, 11165), (385, 10759), (539, 7685), (583, 7105), (1015, 4081), (1421, 2915), (1537, 2695), (1595, 2597), (1855, 2233)]