198934972

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{331}}^1\times {\mathrm{1549}}^1$

素因数の和:1981

約数の個数: 24

約数和(自身を含む): 353015600

約数和(自身を除く): 154080628

約数列:

[1, 2, 4, 97, 194, 331, 388, 662, 1324, 1549, 3098, 6196, 32107, 64214, 128428, 150253, 300506, 512719, 601012, 1025438, 2050876, 49733743, 99467486, 198934972]

約数ペア:

[(1, 198934972), (2, 99467486), (4, 49733743), (97, 2050876), (194, 1025438), (331, 601012), (388, 512719), (662, 300506), (1324, 150253), (1549, 128428), (3098, 64214), (6196, 32107)]