261936698868

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{4091}}^1\times {\mathrm{136811}}^1$

素因数の和:140925

約数の個数: 72

約数和(自身を含む): 713229412896

約数和(自身を除く): 451292714028

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 4091, 8182, 12273, 16364, 24546, 36819, 49092, 53183, 73638, 106366, 136811, 147276, 159549, 212732, 273622, 319098, 410433, 478647, 547244, 638196, 820866, 957294, 1231299, 1641732, 1778543, 1914588, 2462598, 3557086, 4925196, 5335629, 7114172, 10671258, 16006887, 21342516, 32013774, 64027548, 559693801, 1119387602, 1679081403, 2238775204, 3358162806, 5037244209, 6716325612, 7276019413, 10074488418, 14552038826, 20148976836, 21828058239, 29104077652, 43656116478, 65484174717, 87312232956, 130968349434, 261936698868]

約数ペア:

[(1, 261936698868), (2, 130968349434), (3, 87312232956), (4, 65484174717), (6, 43656116478), (9, 29104077652), (12, 21828058239), (13, 20148976836), (18, 14552038826), (26, 10074488418), (36, 7276019413), (39, 6716325612), (52, 5037244209), (78, 3358162806), (117, 2238775204), (156, 1679081403), (234, 1119387602), (468, 559693801), (4091, 64027548), (8182, 32013774), (12273, 21342516), (16364, 16006887), (24546, 10671258), (36819, 7114172), (49092, 5335629), (53183, 4925196), (73638, 3557086), (106366, 2462598), (136811, 1914588), (147276, 1778543), (159549, 1641732), (212732, 1231299), (273622, 957294), (319098, 820866), (410433, 638196), (478647, 547244)]