2887236428

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{457}}^1\times {\mathrm{857}}^1$

素因数の和:1434

約数の個数: 48

約数和(自身を含む): 5391466080

約数和(自身を除く): 2504229652

約数列:

[1, 2, 4, 19, 38, 76, 97, 194, 388, 457, 857, 914, 1714, 1828, 1843, 3428, 3686, 7372, 8683, 16283, 17366, 32566, 34732, 44329, 65132, 83129, 88658, 166258, 177316, 332516, 391649, 783298, 842251, 1566596, 1579451, 1684502, 3158902, 3369004, 6317804, 7441331, 14882662, 29765324, 37989953, 75979906, 151959812, 721809107, 1443618214, 2887236428]

約数ペア:

[(1, 2887236428), (2, 1443618214), (4, 721809107), (19, 151959812), (38, 75979906), (76, 37989953), (97, 29765324), (194, 14882662), (388, 7441331), (457, 6317804), (857, 3369004), (914, 3158902), (1714, 1684502), (1828, 1579451), (1843, 1566596), (3428, 842251), (3686, 783298), (7372, 391649), (8683, 332516), (16283, 177316), (17366, 166258), (32566, 88658), (34732, 83129), (44329, 65132)]