239915988

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{512641}}^1$

素因数の和:512664

約数の個数: 36

約数和(自身を含む): 653105908

約数和(自身を除く): 413189920

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 512641, 1025282, 1537923, 2050564, 3075846, 4613769, 6151692, 6664333, 9227538, 13328666, 18455076, 19992999, 26657332, 39985998, 59978997, 79971996, 119957994, 239915988]

約数ペア:

[(1, 239915988), (2, 119957994), (3, 79971996), (4, 59978997), (6, 39985998), (9, 26657332), (12, 19992999), (13, 18455076), (18, 13328666), (26, 9227538), (36, 6664333), (39, 6151692), (52, 4613769), (78, 3075846), (117, 2050564), (156, 1537923), (234, 1025282), (468, 512641)]