1291363696

素因数分解:

$2^4\times 7^1\times {\mathrm{1277}}^1\times {\mathrm{9029}}^1$

素因数の和:10321

約数の個数: 40

約数和(自身を含む): 2862004320

約数和(自身を除く): 1570640624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1277, 2554, 5108, 8939, 9029, 10216, 17878, 18058, 20432, 35756, 36116, 63203, 71512, 72232, 126406, 143024, 144464, 252812, 505624, 1011248, 11530033, 23060066, 46120132, 80710231, 92240264, 161420462, 184480528, 322840924, 645681848, 1291363696]

約数ペア:

[(1, 1291363696), (2, 645681848), (4, 322840924), (7, 184480528), (8, 161420462), (14, 92240264), (16, 80710231), (28, 46120132), (56, 23060066), (112, 11530033), (1277, 1011248), (2554, 505624), (5108, 252812), (8939, 144464), (9029, 143024), (10216, 126406), (17878, 72232), (18058, 71512), (20432, 63203), (35756, 36116)]