28102921

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3067}}^1$

素因数の和:3109

約数の個数: 24

約数和(自身を含む): 37773216

約数和(自身を除く): 9670295

約数列:

[1, 7, 11, 17, 49, 77, 119, 187, 539, 833, 1309, 3067, 9163, 21469, 33737, 52139, 150283, 236159, 364973, 573529, 1653113, 2554811, 4014703, 28102921]

約数ペア:

[(1, 28102921), (7, 4014703), (11, 2554811), (17, 1653113), (49, 573529), (77, 364973), (119, 236159), (187, 150283), (539, 52139), (833, 33737), (1309, 21469), (3067, 9163)]