217132045

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{293}}^1\times {\mathrm{877}}^1$

素因数の和:1201

約数の個数: 24

約数和(自身を含む): 283428936

約数和(自身を除く): 66296891

約数列:

[1, 5, 13, 65, 169, 293, 845, 877, 1465, 3809, 4385, 11401, 19045, 49517, 57005, 148213, 247585, 256961, 741065, 1284805, 3340493, 16702465, 43426409, 217132045]

約数ペア:

[(1, 217132045), (5, 43426409), (13, 16702465), (65, 3340493), (169, 1284805), (293, 741065), (845, 256961), (877, 247585), (1465, 148213), (3809, 57005), (4385, 49517), (11401, 19045)]