78978669

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1$

素因数の和:362

約数の個数: 64

約数和(自身を含む): 139345920

約数和(自身を除く): 60367251

約数列:

[1, 3, 7, 11, 21, 31, 33, 41, 77, 93, 123, 217, 231, 269, 287, 341, 451, 651, 807, 861, 1023, 1271, 1353, 1883, 2387, 2959, 3157, 3813, 5649, 7161, 8339, 8877, 8897, 9471, 11029, 13981, 20713, 25017, 26691, 33087, 41943, 58373, 62139, 77203, 91729, 97867, 121319, 175119, 231609, 275187, 293601, 341899, 363957, 642103, 849233, 1025697, 1926309, 2393293, 2547699, 3760889, 7179879, 11282667, 26326223, 78978669]

約数ペア:

[(1, 78978669), (3, 26326223), (7, 11282667), (11, 7179879), (21, 3760889), (31, 2547699), (33, 2393293), (41, 1926309), (77, 1025697), (93, 849233), (123, 642103), (217, 363957), (231, 341899), (269, 293601), (287, 275187), (341, 231609), (451, 175119), (651, 121319), (807, 97867), (861, 91729), (1023, 77203), (1271, 62139), (1353, 58373), (1883, 41943), (2387, 33087), (2959, 26691), (3157, 25017), (3813, 20713), (5649, 13981), (7161, 11029), (8339, 9471), (8877, 8897)]