78199605

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{661}}^1$

素因数の和:922

約数の個数: 48

約数和(自身を含む): 148711680

約数和(自身を除く): 70512075

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 239, 495, 661, 717, 1195, 1983, 2151, 2629, 3305, 3585, 5949, 7271, 7887, 9915, 10755, 13145, 21813, 23661, 29745, 36355, 39435, 65439, 109065, 118305, 157979, 327195, 473937, 789895, 1421811, 1737769, 2369685, 5213307, 7109055, 8688845, 15639921, 26066535, 78199605]

約数ペア:

[(1, 78199605), (3, 26066535), (5, 15639921), (9, 8688845), (11, 7109055), (15, 5213307), (33, 2369685), (45, 1737769), (55, 1421811), (99, 789895), (165, 473937), (239, 327195), (495, 157979), (661, 118305), (717, 109065), (1195, 65439), (1983, 39435), (2151, 36355), (2629, 29745), (3305, 23661), (3585, 21813), (5949, 13145), (7271, 10755), (7887, 9915)]