121489744

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{244939}}^1$

素因数の和:244978

約数の個数: 20

約数和(自身を含む): 242980480

約数和(自身を除く): 121490736

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 244939, 489878, 979756, 1959512, 3919024, 7593109, 15186218, 30372436, 60744872, 121489744]

約数ペア:

[(1, 121489744), (2, 60744872), (4, 30372436), (8, 15186218), (16, 7593109), (31, 3919024), (62, 1959512), (124, 979756), (248, 489878), (496, 244939)]