280053627

素因数分解:

$3^1\times 7^1\times {\mathrm{991}}^1\times {\mathrm{13457}}^1$

素因数の和:14458

約数の個数: 16

約数和(自身を含む): 427210752

約数和(自身を除く): 147157125

約数列:

[1, 3, 7, 21, 991, 2973, 6937, 13457, 20811, 40371, 94199, 282597, 13335887, 40007661, 93351209, 280053627]

約数ペア:

[(1, 280053627), (3, 93351209), (7, 40007661), (21, 13335887), (991, 282597), (2973, 94199), (6937, 40371), (13457, 20811)]