15982743

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{977}}^1$

素因数の和:1047

約数の個数: 32

約数和(自身を含む): 26288640

約数和(自身を除く): 10305897

約数列:

[1, 3, 7, 19, 21, 41, 57, 123, 133, 287, 399, 779, 861, 977, 2337, 2931, 5453, 6839, 16359, 18563, 20517, 40057, 55689, 120171, 129941, 280399, 389823, 761083, 841197, 2283249, 5327581, 15982743]

約数ペア:

[(1, 15982743), (3, 5327581), (7, 2283249), (19, 841197), (21, 761083), (41, 389823), (57, 280399), (123, 129941), (133, 120171), (287, 55689), (399, 40057), (779, 20517), (861, 18563), (977, 16359), (2337, 6839), (2931, 5453)]