12982473

素因数分解:

$3^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{821}}^1$

素因数の和:1085

約数の個数: 24

約数和(自身を含む): 21542976

約数和(自身を除く): 8560503

約数列:

[1, 3, 7, 9, 21, 63, 251, 753, 821, 1757, 2259, 2463, 5271, 5747, 7389, 15813, 17241, 51723, 206071, 618213, 1442497, 1854639, 4327491, 12982473]

約数ペア:

[(1, 12982473), (3, 4327491), (7, 1854639), (9, 1442497), (21, 618213), (63, 206071), (251, 51723), (753, 17241), (821, 15813), (1757, 7389), (2259, 5747), (2463, 5271)]