13126975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{461}}^1$

素因数の和:555

約数の個数: 24

約数和(自身を含む): 17530128

約数和(自身を除く): 4403153

約数列:

[1, 5, 17, 25, 67, 85, 335, 425, 461, 1139, 1675, 2305, 5695, 7837, 11525, 28475, 30887, 39185, 154435, 195925, 525079, 772175, 2625395, 13126975]

約数ペア:

[(1, 13126975), (5, 2625395), (17, 772175), (25, 525079), (67, 195925), (85, 154435), (335, 39185), (425, 30887), (461, 28475), (1139, 11525), (1675, 7837), (2305, 5695)]