40888729

素因数分解:

$7^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1$

素因数の和:552

約数の個数: 16

約数和(自身を含む): 47520000

約数和(自身を除く): 6631271

約数列:

[1, 7, 149, 197, 199, 1043, 1379, 1393, 29353, 29651, 39203, 205471, 207557, 274421, 5841247, 40888729]

約数ペア:

[(1, 40888729), (7, 5841247), (149, 274421), (197, 207557), (199, 205471), (1043, 39203), (1379, 29651), (1393, 29353)]