219317825

素因数分解:

$5^2\times {\mathrm{79}}^1\times {\mathrm{293}}^1\times {\mathrm{379}}^1$

素因数の和:761

約数の個数: 24

約数和(自身を含む): 277065600

約数和(自身を除く): 57747775

約数列:

[1, 5, 25, 79, 293, 379, 395, 1465, 1895, 1975, 7325, 9475, 23147, 29941, 111047, 115735, 149705, 555235, 578675, 748525, 2776175, 8772713, 43863565, 219317825]

約数ペア:

[(1, 219317825), (5, 43863565), (25, 8772713), (79, 2776175), (293, 748525), (379, 578675), (395, 555235), (1465, 149705), (1895, 115735), (1975, 111047), (7325, 29941), (9475, 23147)]