78872157

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{683}}^1$

素因数の和:759

約数の個数: 64

約数和(自身を含む): 147087360

約数和(自身を除く): 68215203

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 47, 63, 91, 117, 141, 189, 273, 329, 351, 423, 611, 683, 819, 987, 1269, 1833, 2049, 2457, 2961, 4277, 4781, 5499, 6147, 8879, 8883, 12831, 14343, 16497, 18441, 26637, 32101, 38493, 43029, 62153, 79911, 96303, 115479, 129087, 186459, 224707, 239733, 288909, 417313, 559377, 674121, 866727, 1251939, 1678131, 2022363, 2921191, 3755817, 6067089, 8763573, 11267451, 26290719, 78872157]

約数ペア:

[(1, 78872157), (3, 26290719), (7, 11267451), (9, 8763573), (13, 6067089), (21, 3755817), (27, 2921191), (39, 2022363), (47, 1678131), (63, 1251939), (91, 866727), (117, 674121), (141, 559377), (189, 417313), (273, 288909), (329, 239733), (351, 224707), (423, 186459), (611, 129087), (683, 115479), (819, 96303), (987, 79911), (1269, 62153), (1833, 43029), (2049, 38493), (2457, 32101), (2961, 26637), (4277, 18441), (4781, 16497), (5499, 14343), (6147, 12831), (8879, 8883)]