71474481

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{659}}^1$

素因数の和:787

約数の個数: 40

約数和(自身を含む): 116276160

約数和(自身を除く): 44801679

約数列:

[1, 3, 9, 13, 27, 39, 81, 103, 117, 309, 351, 659, 927, 1053, 1339, 1977, 2781, 4017, 5931, 8343, 8567, 12051, 17793, 25701, 36153, 53379, 67877, 77103, 108459, 203631, 231309, 610893, 693927, 882401, 1832679, 2647203, 5498037, 7941609, 23824827, 71474481]

約数ペア:

[(1, 71474481), (3, 23824827), (9, 7941609), (13, 5498037), (27, 2647203), (39, 1832679), (81, 882401), (103, 693927), (117, 610893), (309, 231309), (351, 203631), (659, 108459), (927, 77103), (1053, 67877), (1339, 53379), (1977, 36153), (2781, 25701), (4017, 17793), (5931, 12051), (8343, 8567)]