616996861

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 758937600

約数和(自身を除く): 141940739

約数列:

[1, 13, 17, 19, 89, 127, 169, 221, 247, 323, 1157, 1513, 1651, 1691, 2159, 2413, 2873, 3211, 4199, 11303, 15041, 19669, 21463, 21983, 28067, 28747, 31369, 41021, 54587, 146939, 192151, 214757, 255697, 285779, 364871, 373711, 407797, 533273, 1910207, 2497963, 2791841, 3650869, 4858243, 6932549, 32473519, 36293933, 47461297, 616996861]

約数ペア:

[(1, 616996861), (13, 47461297), (17, 36293933), (19, 32473519), (89, 6932549), (127, 4858243), (169, 3650869), (221, 2791841), (247, 2497963), (323, 1910207), (1157, 533273), (1513, 407797), (1651, 373711), (1691, 364871), (2159, 285779), (2413, 255697), (2873, 214757), (3211, 192151), (4199, 146939), (11303, 54587), (15041, 41021), (19669, 31369), (21463, 28747), (21983, 28067)]