1421002804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1\times {\mathrm{691}}^1$

素因数の和:1336

約数の個数: 48

約数和(自身を含む): 2724575616

約数和(自身を除く): 1303572812

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 557, 691, 923, 1114, 1382, 1846, 2228, 2764, 3692, 7241, 8983, 14482, 17966, 28964, 35932, 39547, 49061, 79094, 98122, 158188, 196244, 384887, 514111, 637793, 769774, 1028222, 1275586, 1539548, 2056444, 2551172, 5003531, 10007062, 20014124, 27326977, 54653954, 109307908, 355250701, 710501402, 1421002804]

約数ペア:

[(1, 1421002804), (2, 710501402), (4, 355250701), (13, 109307908), (26, 54653954), (52, 27326977), (71, 20014124), (142, 10007062), (284, 5003531), (557, 2551172), (691, 2056444), (923, 1539548), (1114, 1275586), (1382, 1028222), (1846, 769774), (2228, 637793), (2764, 514111), (3692, 384887), (7241, 196244), (8983, 158188), (14482, 98122), (17966, 79094), (28964, 49061), (35932, 39547)]