198953279

素因数分解:

$7^2\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{593}}^1$

素因数の和:815

約数の個数: 24

約数和(自身を含む): 238902048

約数和(自身を除く): 39948769

約数列:

[1, 7, 41, 49, 167, 287, 593, 1169, 2009, 4151, 6847, 8183, 24313, 29057, 47929, 99031, 170191, 335503, 693217, 1191337, 4060271, 4852519, 28421897, 198953279]

約数ペア:

[(1, 198953279), (7, 28421897), (41, 4852519), (49, 4060271), (167, 1191337), (287, 693217), (593, 335503), (1169, 170191), (2009, 99031), (4151, 47929), (6847, 29057), (8183, 24313)]