203859971

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{353}}^1$

素因数の和:611

約数の個数: 32

約数和(自身を含む): 259365888

約数和(自身を除く): 55505917

約数列:

[1, 7, 17, 23, 119, 161, 211, 353, 391, 1477, 2471, 2737, 3587, 4853, 6001, 8119, 25109, 33971, 42007, 56833, 74483, 82501, 138023, 521381, 577507, 966161, 1266211, 1713109, 8863477, 11991763, 29122853, 203859971]

約数ペア:

[(1, 203859971), (7, 29122853), (17, 11991763), (23, 8863477), (119, 1713109), (161, 1266211), (211, 966161), (353, 577507), (391, 521381), (1477, 138023), (2471, 82501), (2737, 74483), (3587, 56833), (4853, 42007), (6001, 33971), (8119, 25109)]