155333890

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{111751}}^1$

素因数の和:111897

約数の個数: 16

約数和(自身を含む): 281615040

約数和(自身を除く): 126281150

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 111751, 223502, 558755, 1117510, 15533389, 31066778, 77666945, 155333890]

約数ペア:

[(1, 155333890), (2, 77666945), (5, 31066778), (10, 15533389), (139, 1117510), (278, 558755), (695, 223502), (1390, 111751)]