198891054

素因数分解:

$2^1\times 3^2\times {\mathrm{157}}^1\times {\mathrm{70379}}^1$

素因数の和:70544

約数の個数: 24

約数和(自身を含む): 433681560

約数和(自身を除く): 234790506

約数列:

[1, 2, 3, 6, 9, 18, 157, 314, 471, 942, 1413, 2826, 70379, 140758, 211137, 422274, 633411, 1266822, 11049503, 22099006, 33148509, 66297018, 99445527, 198891054]

約数ペア:

[(1, 198891054), (2, 99445527), (3, 66297018), (6, 33148509), (9, 22099006), (18, 11049503), (157, 1266822), (314, 633411), (471, 422274), (942, 211137), (1413, 140758), (2826, 70379)]