15698538891

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{247451}}^1$

素因数の和:247536

約数の個数: 48

約数和(自身を含む): 27793808640

約数和(自身を除く): 12095269749

約数列:

[1, 3, 7, 9, 19, 21, 53, 57, 63, 133, 159, 171, 371, 399, 477, 1007, 1113, 1197, 3021, 3339, 7049, 9063, 21147, 63441, 247451, 742353, 1732157, 2227059, 4701569, 5196471, 13114903, 14104707, 15589413, 32910983, 39344709, 42314121, 91804321, 98732949, 118034127, 249183157, 275412963, 296198847, 747549471, 826238889, 1744282099, 2242648413, 5232846297, 15698538891]

約数ペア:

[(1, 15698538891), (3, 5232846297), (7, 2242648413), (9, 1744282099), (19, 826238889), (21, 747549471), (53, 296198847), (57, 275412963), (63, 249183157), (133, 118034127), (159, 98732949), (171, 91804321), (371, 42314121), (399, 39344709), (477, 32910983), (1007, 15589413), (1113, 14104707), (1197, 13114903), (3021, 5196471), (3339, 4701569), (7049, 2227059), (9063, 1732157), (21147, 742353), (63441, 247451)]