198993408

素因数分解:

$2^9\times 3^1\times {\mathrm{129553}}^1$

素因数の和:129574

約数の個数: 40

約数和(自身を含む): 530134968

約数和(自身を除く): 331141560

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 129553, 259106, 388659, 518212, 777318, 1036424, 1554636, 2072848, 3109272, 4145696, 6218544, 8291392, 12437088, 16582784, 24874176, 33165568, 49748352, 66331136, 99496704, 198993408]

約数ペア:

[(1, 198993408), (2, 99496704), (3, 66331136), (4, 49748352), (6, 33165568), (8, 24874176), (12, 16582784), (16, 12437088), (24, 8291392), (32, 6218544), (48, 4145696), (64, 3109272), (96, 2072848), (128, 1554636), (192, 1036424), (256, 777318), (384, 518212), (512, 388659), (768, 259106), (1536, 129553)]