28631636

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 57583680

約数和(自身を除く): 28952044

約数列:

[1, 2, 4, 11, 22, 37, 43, 44, 74, 86, 148, 172, 407, 409, 473, 814, 818, 946, 1591, 1628, 1636, 1892, 3182, 4499, 6364, 8998, 15133, 17501, 17587, 17996, 30266, 35002, 35174, 60532, 70004, 70348, 166463, 193457, 332926, 386914, 650719, 665852, 773828, 1301438, 2602876, 7157909, 14315818, 28631636]

約数ペア:

[(1, 28631636), (2, 14315818), (4, 7157909), (11, 2602876), (22, 1301438), (37, 773828), (43, 665852), (44, 650719), (74, 386914), (86, 332926), (148, 193457), (172, 166463), (407, 70348), (409, 70004), (473, 60532), (814, 35174), (818, 35002), (946, 30266), (1591, 17996), (1628, 17587), (1636, 17501), (1892, 15133), (3182, 8998), (4499, 6364)]