1330963893

素因数分解:

$3^4\times 7^1\times {\mathrm{2347379}}^1$

素因数の和:2347398

約数の個数: 20

約数和(自身を含む): 2272263840

約数和(自身を除く): 941299947

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 2347379, 7042137, 16431653, 21126411, 49294959, 63379233, 147884877, 190137699, 443654631, 1330963893]

約数ペア:

[(1, 1330963893), (3, 443654631), (7, 190137699), (9, 147884877), (21, 63379233), (27, 49294959), (63, 21126411), (81, 16431653), (189, 7042137), (567, 2347379)]