31878063

素因数分解:

$3^3\times 7^1\times {\mathrm{151}}^1\times {\mathrm{1117}}^1$

素因数の和:1284

約数の個数: 32

約数和(自身を含む): 54379520

約数和(自身を除く): 22501457

約数列:

[1, 3, 7, 9, 21, 27, 63, 151, 189, 453, 1057, 1117, 1359, 3171, 3351, 4077, 7819, 9513, 10053, 23457, 28539, 30159, 70371, 168667, 211113, 506001, 1180669, 1518003, 3542007, 4554009, 10626021, 31878063]

約数ペア:

[(1, 31878063), (3, 10626021), (7, 4554009), (9, 3542007), (21, 1518003), (27, 1180669), (63, 506001), (151, 211113), (189, 168667), (453, 70371), (1057, 30159), (1117, 28539), (1359, 23457), (3171, 10053), (3351, 9513), (4077, 7819)]