221236284

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{259667}}^1$

素因数の和:259745

約数の個数: 24

約数和(自身を含む): 523490688

約数和(自身を除く): 302254404

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 259667, 519334, 779001, 1038668, 1558002, 3116004, 18436357, 36872714, 55309071, 73745428, 110618142, 221236284]

約数ペア:

[(1, 221236284), (2, 110618142), (3, 73745428), (4, 55309071), (6, 36872714), (12, 18436357), (71, 3116004), (142, 1558002), (213, 1038668), (284, 779001), (426, 519334), (852, 259667)]