199450316

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{22171}}^1$

素因数の和:22361

約数の個数: 24

約数和(自身を含む): 378076944

約数和(自身を除く): 178626628

約数列:

[1, 2, 4, 13, 26, 52, 173, 346, 692, 2249, 4498, 8996, 22171, 44342, 88684, 288223, 576446, 1152892, 3835583, 7671166, 15342332, 49862579, 99725158, 199450316]

約数ペア:

[(1, 199450316), (2, 99725158), (4, 49862579), (13, 15342332), (26, 7671166), (52, 3835583), (173, 1152892), (346, 576446), (692, 288223), (2249, 88684), (4498, 44342), (8996, 22171)]