207797481

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{54583}}^1$

素因数の和:54642

約数の個数: 20

約数和(自身を含む): 317023872

約数和(自身を除く): 109226391

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 54583, 163749, 491247, 1473741, 2565401, 4421223, 7696203, 23088609, 69265827, 207797481]

約数ペア:

[(1, 207797481), (3, 69265827), (9, 23088609), (27, 7696203), (47, 4421223), (81, 2565401), (141, 1473741), (423, 491247), (1269, 163749), (3807, 54583)]