991940718

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{90887}}^1$

素因数の和:91016

約数の個数: 32

約数和(自身を含む): 2120235264

約数和(自身を除く): 1128294546

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 107, 214, 321, 642, 1819, 3638, 5457, 10914, 90887, 181774, 272661, 545322, 1545079, 3090158, 4635237, 9270474, 9724909, 19449818, 29174727, 58349454, 165323453, 330646906, 495970359, 991940718]

約数ペア:

[(1, 991940718), (2, 495970359), (3, 330646906), (6, 165323453), (17, 58349454), (34, 29174727), (51, 19449818), (102, 9724909), (107, 9270474), (214, 4635237), (321, 3090158), (642, 1545079), (1819, 545322), (3638, 272661), (5457, 181774), (10914, 90887)]