423213856

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{139}}^1\times {\mathrm{563}}^1$

素因数の和:738

約数の個数: 72

約数和(自身を含む): 910329840

約数和(自身を除く): 487115984

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 139, 169, 208, 278, 338, 416, 556, 563, 676, 1112, 1126, 1352, 1807, 2224, 2252, 2704, 3614, 4448, 4504, 5408, 7228, 7319, 9008, 14456, 14638, 18016, 23491, 28912, 29276, 46982, 57824, 58552, 78257, 93964, 95147, 117104, 156514, 187928, 190294, 234208, 313028, 375856, 380588, 626056, 751712, 761176, 1017341, 1252112, 1522352, 2034682, 2504224, 3044704, 4069364, 8138728, 13225433, 16277456, 26450866, 32554912, 52901732, 105803464, 211606928, 423213856]

約数ペア:

[(1, 423213856), (2, 211606928), (4, 105803464), (8, 52901732), (13, 32554912), (16, 26450866), (26, 16277456), (32, 13225433), (52, 8138728), (104, 4069364), (139, 3044704), (169, 2504224), (208, 2034682), (278, 1522352), (338, 1252112), (416, 1017341), (556, 761176), (563, 751712), (676, 626056), (1112, 380588), (1126, 375856), (1352, 313028), (1807, 234208), (2224, 190294), (2252, 187928), (2704, 156514), (3614, 117104), (4448, 95147), (4504, 93964), (5408, 78257), (7228, 58552), (7319, 57824), (9008, 46982), (14456, 29276), (14638, 28912), (18016, 23491)]