30507542

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:225

約数の個数: 32

約数和(自身を含む): 50893920

約数和(自身を除く): 20386378

約数列:

[1, 2, 13, 26, 53, 106, 131, 169, 262, 338, 689, 1378, 1703, 2197, 3406, 4394, 6943, 8957, 13886, 17914, 22139, 44278, 90259, 116441, 180518, 232882, 287807, 575614, 1173367, 2346734, 15253771, 30507542]

約数ペア:

[(1, 30507542), (2, 15253771), (13, 2346734), (26, 1173367), (53, 575614), (106, 287807), (131, 232882), (169, 180518), (262, 116441), (338, 90259), (689, 44278), (1378, 22139), (1703, 17914), (2197, 13886), (3406, 8957), (4394, 6943)]