30998006

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{479}}^1$

素因数の和:644

約数の個数: 32

約数和(自身を含む): 53222400

約数和(自身を除く): 22224394

約数列:

[1, 2, 13, 19, 26, 38, 131, 247, 262, 479, 494, 958, 1703, 2489, 3406, 4978, 6227, 9101, 12454, 18202, 32357, 62749, 64714, 118313, 125498, 236626, 815737, 1192231, 1631474, 2384462, 15499003, 30998006]

約数ペア:

[(1, 30998006), (2, 15499003), (13, 2384462), (19, 1631474), (26, 1192231), (38, 815737), (131, 236626), (247, 125498), (262, 118313), (479, 64714), (494, 62749), (958, 32357), (1703, 18202), (2489, 12454), (3406, 9101), (4978, 6227)]