78638604

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{20543}}^1$

素因数の和:20590

約数の個数: 48

約数和(自身を含む): 207083520

約数和(自身を除く): 128444916

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 29, 33, 44, 58, 66, 87, 116, 132, 174, 319, 348, 638, 957, 1276, 1914, 3828, 20543, 41086, 61629, 82172, 123258, 225973, 246516, 451946, 595747, 677919, 903892, 1191494, 1355838, 1787241, 2382988, 2711676, 3574482, 6553217, 7148964, 13106434, 19659651, 26212868, 39319302, 78638604]

約数ペア:

[(1, 78638604), (2, 39319302), (3, 26212868), (4, 19659651), (6, 13106434), (11, 7148964), (12, 6553217), (22, 3574482), (29, 2711676), (33, 2382988), (44, 1787241), (58, 1355838), (66, 1191494), (87, 903892), (116, 677919), (132, 595747), (174, 451946), (319, 246516), (348, 225973), (638, 123258), (957, 82172), (1276, 61629), (1914, 41086), (3828, 20543)]