189278247

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1\times {\mathrm{409}}^1$

素因数の和:807

約数の個数: 32

約数和(自身を含む): 278668800

約数和(自身を除く): 89390553

約数列:

[1, 3, 19, 23, 57, 69, 353, 409, 437, 1059, 1227, 1311, 6707, 7771, 8119, 9407, 20121, 23313, 24357, 28221, 144377, 154261, 178733, 433131, 462783, 536199, 2743163, 3320671, 8229489, 9962013, 63092749, 189278247]

約数ペア:

[(1, 189278247), (3, 63092749), (19, 9962013), (23, 8229489), (57, 3320671), (69, 2743163), (353, 536199), (409, 462783), (437, 433131), (1059, 178733), (1227, 154261), (1311, 144377), (6707, 28221), (7771, 24357), (8119, 23313), (9407, 20121)]