645200036

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{288551}}^1$

素因数の和:288611

約数の個数: 24

約数和(自身を含む): 1244236224

約数和(自身を除く): 599036188

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 288551, 577102, 1154204, 3751163, 7502326, 12407693, 15004652, 24815386, 49630772, 161300009, 322600018, 645200036]

約数ペア:

[(1, 645200036), (2, 322600018), (4, 161300009), (13, 49630772), (26, 24815386), (43, 15004652), (52, 12407693), (86, 7502326), (172, 3751163), (559, 1154204), (1118, 577102), (2236, 288551)]