283707905

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1$

素因数の和:522

約数の個数: 48

約数和(自身を含む): 398442240

約数和(自身を除く): 114734335

約数列:

[1, 5, 13, 19, 41, 65, 95, 169, 205, 247, 431, 533, 779, 845, 1235, 2155, 2665, 3211, 3895, 5603, 6929, 8189, 10127, 16055, 17671, 28015, 34645, 40945, 50635, 72839, 88355, 106457, 131651, 229723, 335749, 364195, 532285, 658255, 1148615, 1383941, 1678745, 2986399, 4364737, 6919705, 14931995, 21823685, 56741581, 283707905]

約数ペア:

[(1, 283707905), (5, 56741581), (13, 21823685), (19, 14931995), (41, 6919705), (65, 4364737), (95, 2986399), (169, 1678745), (205, 1383941), (247, 1148615), (431, 658255), (533, 532285), (779, 364195), (845, 335749), (1235, 229723), (2155, 131651), (2665, 106457), (3211, 88355), (3895, 72839), (5603, 50635), (6929, 40945), (8189, 34645), (10127, 28015), (16055, 17671)]