4000356

素因数分解:

$2^2\times 3^2\times {\mathrm{111121}}^1$

素因数の和:111131

約数の個数: 18

約数和(自身を含む): 10112102

約数和(自身を除く): 6111746

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 111121, 222242, 333363, 444484, 666726, 1000089, 1333452, 2000178, 4000356]

約数ペア:

[(1, 4000356), (2, 2000178), (3, 1333452), (4, 1000089), (6, 666726), (9, 444484), (12, 333363), (18, 222242), (36, 111121)]