71169956

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{563}}^1$

素因数の和:621

約数の個数: 72

約数和(自身を含む): 156056544

約数和(自身を除く): 84886588

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 143, 169, 187, 221, 286, 338, 374, 442, 563, 572, 676, 748, 884, 1126, 1859, 2252, 2431, 2873, 3718, 4862, 5746, 6193, 7319, 7436, 9571, 9724, 11492, 12386, 14638, 19142, 24772, 29276, 31603, 38284, 63206, 80509, 95147, 105281, 124423, 126412, 161018, 190294, 210562, 248846, 322036, 380588, 421124, 497692, 1046617, 1368653, 1617499, 2093234, 2737306, 3234998, 4186468, 5474612, 6469996, 17792489, 35584978, 71169956]

約数ペア:

[(1, 71169956), (2, 35584978), (4, 17792489), (11, 6469996), (13, 5474612), (17, 4186468), (22, 3234998), (26, 2737306), (34, 2093234), (44, 1617499), (52, 1368653), (68, 1046617), (143, 497692), (169, 421124), (187, 380588), (221, 322036), (286, 248846), (338, 210562), (374, 190294), (442, 161018), (563, 126412), (572, 124423), (676, 105281), (748, 95147), (884, 80509), (1126, 63206), (1859, 38284), (2252, 31603), (2431, 29276), (2873, 24772), (3718, 19142), (4862, 14638), (5746, 12386), (6193, 11492), (7319, 9724), (7436, 9571)]