31258234

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{409}}^1$

素因数の和:574

約数の個数: 32

約数和(自身を含む): 55261440

約数和(自身を除く): 24003206

約数列:

[1, 2, 7, 14, 53, 103, 106, 206, 371, 409, 721, 742, 818, 1442, 2863, 5459, 5726, 10918, 21677, 38213, 42127, 43354, 76426, 84254, 151739, 294889, 303478, 589778, 2232731, 4465462, 15629117, 31258234]

約数ペア:

[(1, 31258234), (2, 15629117), (7, 4465462), (14, 2232731), (53, 589778), (103, 303478), (106, 294889), (206, 151739), (371, 84254), (409, 76426), (721, 43354), (742, 42127), (818, 38213), (1442, 21677), (2863, 10918), (5459, 5726)]