201281787

素因数分解:

$3^3\times 7^1\times {\mathrm{307}}^1\times {\mathrm{3469}}^1$

素因数の和:3792

約数の個数: 32

約数和(自身を含む): 342003200

約数和(自身を除く): 140721413

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 307, 921, 2149, 2763, 3469, 6447, 8289, 10407, 19341, 24283, 31221, 58023, 72849, 93663, 218547, 655641, 1064983, 3194949, 7454881, 9584847, 22364643, 28754541, 67093929, 201281787]

約数ペア:

[(1, 201281787), (3, 67093929), (7, 28754541), (9, 22364643), (21, 9584847), (27, 7454881), (63, 3194949), (189, 1064983), (307, 655641), (921, 218547), (2149, 93663), (2763, 72849), (3469, 58023), (6447, 31221), (8289, 24283), (10407, 19341)]