291350313

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{479}}^1\times {\mathrm{3557}}^1$

素因数の和:4061

約数の個数: 24

約数和(自身を含む): 444038400

約数和(自身を除く): 152688087

約数列:

[1, 3, 9, 19, 57, 171, 479, 1437, 3557, 4311, 9101, 10671, 27303, 32013, 67583, 81909, 202749, 608247, 1703803, 5111409, 15334227, 32372257, 97116771, 291350313]

約数ペア:

[(1, 291350313), (3, 97116771), (9, 32372257), (19, 15334227), (57, 5111409), (171, 1703803), (479, 608247), (1437, 202749), (3557, 81909), (4311, 67583), (9101, 32013), (10671, 27303)]