201213455

素因数分解:

$5^1\times {\mathrm{29}}^2\times {\mathrm{109}}^1\times {\mathrm{439}}^1$

素因数の和:611

約数の個数: 24

約数和(自身を含む): 252938400

約数和(自身を除く): 51724945

約数列:

[1, 5, 29, 109, 145, 439, 545, 841, 2195, 3161, 4205, 12731, 15805, 47851, 63655, 91669, 239255, 369199, 458345, 1387679, 1845995, 6938395, 40242691, 201213455]

約数ペア:

[(1, 201213455), (5, 40242691), (29, 6938395), (109, 1845995), (145, 1387679), (439, 458345), (545, 369199), (841, 239255), (2195, 91669), (3161, 63655), (4205, 47851), (12731, 15805)]