498988

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:333

約数の個数: 24

約数和(自身を含む): 1016064

約数和(自身を除く): 517076

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 251, 284, 497, 502, 994, 1004, 1757, 1988, 3514, 7028, 17821, 35642, 71284, 124747, 249494, 498988]

約数ペア:

[(1, 498988), (2, 249494), (4, 124747), (7, 71284), (14, 35642), (28, 17821), (71, 7028), (142, 3514), (251, 1988), (284, 1757), (497, 1004), (502, 994)]