30916942

素因数分解:

$2^1\times 7^2\times {\mathrm{389}}^1\times {\mathrm{811}}^1$

素因数の和:1216

約数の個数: 24

約数和(自身を含む): 54152280

約数和(自身を除く): 23235338

約数列:

[1, 2, 7, 14, 49, 98, 389, 778, 811, 1622, 2723, 5446, 5677, 11354, 19061, 38122, 39739, 79478, 315479, 630958, 2208353, 4416706, 15458471, 30916942]

約数ペア:

[(1, 30916942), (2, 15458471), (7, 4416706), (14, 2208353), (49, 630958), (98, 315479), (389, 79478), (778, 39739), (811, 38122), (1622, 19061), (2723, 11354), (5446, 5677)]