201122271

素因数分解:

$3^4\times 7^1\times {\mathrm{431}}^1\times {\mathrm{823}}^1$

素因数の和:1273

約数の個数: 40

約数和(自身を含む): 344577024

約数和(自身を除く): 143454753

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 431, 567, 823, 1293, 2469, 3017, 3879, 5761, 7407, 9051, 11637, 17283, 22221, 27153, 34911, 51849, 66663, 81459, 155547, 244377, 354713, 466641, 1064139, 2482991, 3192417, 7448973, 9577251, 22346919, 28731753, 67040757, 201122271]

約数ペア:

[(1, 201122271), (3, 67040757), (7, 28731753), (9, 22346919), (21, 9577251), (27, 7448973), (63, 3192417), (81, 2482991), (189, 1064139), (431, 466641), (567, 354713), (823, 244377), (1293, 155547), (2469, 81459), (3017, 66663), (3879, 51849), (5761, 34911), (7407, 27153), (9051, 22221), (11637, 17283)]