28544516

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7129}}^1$

素因数の和:7164

約数の個数: 48

約数和(自身を含む): 67079040

約数和(自身を除く): 38534524

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 7129, 14258, 28516, 49903, 78419, 92677, 99806, 156838, 185354, 199612, 313676, 370708, 548933, 648739, 1019447, 1097866, 1297478, 2038894, 2195732, 2594956, 4077788, 7136129, 14272258, 28544516]

約数ペア:

[(1, 28544516), (2, 14272258), (4, 7136129), (7, 4077788), (11, 2594956), (13, 2195732), (14, 2038894), (22, 1297478), (26, 1097866), (28, 1019447), (44, 648739), (52, 548933), (77, 370708), (91, 313676), (143, 199612), (154, 185354), (182, 156838), (286, 99806), (308, 92677), (364, 78419), (572, 49903), (1001, 28516), (2002, 14258), (4004, 7129)]