40457646

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{31657}}^1$

素因数の和:31736

約数の個数: 24

約数和(自身を含む): 88895664

約数和(自身を除く): 48438018

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 31657, 63314, 94971, 189942, 284913, 569826, 2247647, 4495294, 6742941, 13485882, 20228823, 40457646]

約数ペア:

[(1, 40457646), (2, 20228823), (3, 13485882), (6, 6742941), (9, 4495294), (18, 2247647), (71, 569826), (142, 284913), (213, 189942), (426, 94971), (639, 63314), (1278, 31657)]