239556385

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{659}}^1$

素因数の和:825

約数の個数: 32

約数和(自身を含む): 313632000

約数和(自身を除く): 74075615

約数列:

[1, 5, 23, 29, 109, 115, 145, 545, 659, 667, 2507, 3161, 3295, 3335, 12535, 15157, 15805, 19111, 71831, 72703, 75785, 95555, 359155, 363515, 439553, 1652113, 2083099, 2197765, 8260565, 10415495, 47911277, 239556385]

約数ペア:

[(1, 239556385), (5, 47911277), (23, 10415495), (29, 8260565), (109, 2197765), (115, 2083099), (145, 1652113), (545, 439553), (659, 363515), (667, 359155), (2507, 95555), (3161, 75785), (3295, 72703), (3335, 71831), (12535, 19111), (15157, 15805)]