31445554

素因数分解:

$2^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{1993}}^1$

素因数の和:2039

約数の個数: 32

約数和(自身を含む): 57427200

約数和(自身を除く): 25981646

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 343, 686, 1127, 1993, 2254, 3986, 7889, 13951, 15778, 27902, 45839, 91678, 97657, 195314, 320873, 641746, 683599, 1367198, 2246111, 4492222, 15722777, 31445554]

約数ペア:

[(1, 31445554), (2, 15722777), (7, 4492222), (14, 2246111), (23, 1367198), (46, 683599), (49, 641746), (98, 320873), (161, 195314), (322, 97657), (343, 91678), (686, 45839), (1127, 27902), (1993, 15778), (2254, 13951), (3986, 7889)]