71647578

素因数分解:

$2^1\times 3^6\times {\mathrm{157}}^1\times {\mathrm{313}}^1$

素因数の和:490

約数の個数: 56

約数和(自身を含む): 162677748

約数和(自身を除く): 91030170

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 157, 162, 243, 313, 314, 471, 486, 626, 729, 939, 942, 1413, 1458, 1878, 2817, 2826, 4239, 5634, 8451, 8478, 12717, 16902, 25353, 25434, 38151, 49141, 50706, 76059, 76302, 98282, 114453, 147423, 152118, 228177, 228906, 294846, 442269, 456354, 884538, 1326807, 2653614, 3980421, 7960842, 11941263, 23882526, 35823789, 71647578]

約数ペア:

[(1, 71647578), (2, 35823789), (3, 23882526), (6, 11941263), (9, 7960842), (18, 3980421), (27, 2653614), (54, 1326807), (81, 884538), (157, 456354), (162, 442269), (243, 294846), (313, 228906), (314, 228177), (471, 152118), (486, 147423), (626, 114453), (729, 98282), (939, 76302), (942, 76059), (1413, 50706), (1458, 49141), (1878, 38151), (2817, 25434), (2826, 25353), (4239, 16902), (5634, 12717), (8451, 8478)]