78868905

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{2179}}^1$

素因数の和:2333

約数の個数: 32

約数和(自身を含む): 133939200

約数和(自身を除く): 55070295

約数列:

[1, 3, 5, 15, 19, 57, 95, 127, 285, 381, 635, 1905, 2179, 2413, 6537, 7239, 10895, 12065, 32685, 36195, 41401, 124203, 207005, 276733, 621015, 830199, 1383665, 4150995, 5257927, 15773781, 26289635, 78868905]

約数ペア:

[(1, 78868905), (3, 26289635), (5, 15773781), (15, 5257927), (19, 4150995), (57, 1383665), (95, 830199), (127, 621015), (285, 276733), (381, 207005), (635, 124203), (1905, 41401), (2179, 36195), (2413, 32685), (6537, 12065), (7239, 10895)]