1900994921

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{1039}}^1\times {\mathrm{9013}}^1$

素因数の和:10088

約数の個数: 16

約数和(自身を含む): 2249894400

約数和(自身を除く): 348899479

約数列:

[1, 7, 29, 203, 1039, 7273, 9013, 30131, 63091, 210917, 261377, 1829639, 9364507, 65551549, 271570703, 1900994921]

約数ペア:

[(1, 1900994921), (7, 271570703), (29, 65551549), (203, 9364507), (1039, 1829639), (7273, 261377), (9013, 210917), (30131, 63091)]