26949416

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 56568960

約数和(自身を除く): 29619544

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 169, 248, 338, 403, 643, 676, 806, 1286, 1352, 1612, 2572, 3224, 5144, 5239, 8359, 10478, 16718, 19933, 20956, 33436, 39866, 41912, 66872, 79732, 108667, 159464, 217334, 259129, 434668, 518258, 869336, 1036516, 2073032, 3368677, 6737354, 13474708, 26949416]

約数ペア:

[(1, 26949416), (2, 13474708), (4, 6737354), (8, 3368677), (13, 2073032), (26, 1036516), (31, 869336), (52, 518258), (62, 434668), (104, 259129), (124, 217334), (169, 159464), (248, 108667), (338, 79732), (403, 66872), (643, 41912), (676, 39866), (806, 33436), (1286, 20956), (1352, 19933), (1612, 16718), (2572, 10478), (3224, 8359), (5144, 5239)]