211895116

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{431}}^1\times {\mathrm{1381}}^1$

素因数の和:1905

約数の個数: 24

約数和(自身を含む): 376125120

約数和(自身を除く): 164230004

約数列:

[1, 2, 4, 89, 178, 356, 431, 862, 1381, 1724, 2762, 5524, 38359, 76718, 122909, 153436, 245818, 491636, 595211, 1190422, 2380844, 52973779, 105947558, 211895116]

約数ペア:

[(1, 211895116), (2, 105947558), (4, 52973779), (89, 2380844), (178, 1190422), (356, 595211), (431, 491636), (862, 245818), (1381, 153436), (1724, 122909), (2762, 76718), (5524, 38359)]