145971215

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{227}}^1\times {\mathrm{761}}^1$

素因数の和:1019

約数の個数: 24

約数和(自身を含む): 190762128

約数和(自身を除く): 44790913

約数列:

[1, 5, 13, 65, 169, 227, 761, 845, 1135, 2951, 3805, 9893, 14755, 38363, 49465, 128609, 172747, 191815, 643045, 863735, 2245711, 11228555, 29194243, 145971215]

約数ペア:

[(1, 145971215), (5, 29194243), (13, 11228555), (65, 2245711), (169, 863735), (227, 643045), (761, 191815), (845, 172747), (1135, 128609), (2951, 49465), (3805, 38363), (9893, 14755)]