78897861

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:335

約数の個数: 64

約数和(自身を含む): 142540800

約数和(自身を除く): 63642939

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 127, 133, 171, 173, 189, 381, 399, 513, 519, 889, 1143, 1197, 1211, 1557, 2413, 2667, 3287, 3429, 3591, 3633, 4671, 7239, 8001, 9861, 10899, 16891, 21717, 21971, 23009, 24003, 29583, 32697, 50673, 65151, 65913, 69027, 88749, 152019, 153797, 197739, 207081, 417449, 456057, 461391, 593217, 621243, 1252347, 1384173, 2922143, 3757041, 4152519, 8766429, 11271123, 26299287, 78897861]

約数ペア:

[(1, 78897861), (3, 26299287), (7, 11271123), (9, 8766429), (19, 4152519), (21, 3757041), (27, 2922143), (57, 1384173), (63, 1252347), (127, 621243), (133, 593217), (171, 461391), (173, 456057), (189, 417449), (381, 207081), (399, 197739), (513, 153797), (519, 152019), (889, 88749), (1143, 69027), (1197, 65913), (1211, 65151), (1557, 50673), (2413, 32697), (2667, 29583), (3287, 24003), (3429, 23009), (3591, 21971), (3633, 21717), (4671, 16891), (7239, 10899), (8001, 9861)]