28069756

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1583}}^1$

素因数の和:1642

約数の個数: 48

約数和(自身を含む): 59609088

約数和(自身を除く): 31539332

約数列:

[1, 2, 4, 11, 13, 22, 26, 31, 44, 52, 62, 124, 143, 286, 341, 403, 572, 682, 806, 1364, 1583, 1612, 3166, 4433, 6332, 8866, 17413, 17732, 20579, 34826, 41158, 49073, 69652, 82316, 98146, 196292, 226369, 452738, 539803, 637949, 905476, 1079606, 1275898, 2159212, 2551796, 7017439, 14034878, 28069756]

約数ペア:

[(1, 28069756), (2, 14034878), (4, 7017439), (11, 2551796), (13, 2159212), (22, 1275898), (26, 1079606), (31, 905476), (44, 637949), (52, 539803), (62, 452738), (124, 226369), (143, 196292), (286, 98146), (341, 82316), (403, 69652), (572, 49073), (682, 41158), (806, 34826), (1364, 20579), (1583, 17732), (1612, 17413), (3166, 8866), (4433, 6332)]