217539058

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{1493}}^1$

素因数の和:1722

約数の個数: 32

約数和(自身を含む): 367882560

約数和(自身を除く): 150343502

約数列:

[1, 2, 11, 22, 37, 74, 179, 358, 407, 814, 1493, 1969, 2986, 3938, 6623, 13246, 16423, 32846, 55241, 72853, 110482, 145706, 267247, 534494, 607651, 1215302, 2939717, 5879434, 9888139, 19776278, 108769529, 217539058]

約数ペア:

[(1, 217539058), (2, 108769529), (11, 19776278), (22, 9888139), (37, 5879434), (74, 2939717), (179, 1215302), (358, 607651), (407, 534494), (814, 267247), (1493, 145706), (1969, 110482), (2986, 72853), (3938, 55241), (6623, 32846), (13246, 16423)]