200412009

素因数分解:

$3^3\times 7^2\times {\mathrm{151483}}^1$

素因数の和:151506

約数の個数: 24

約数和(自身を含む): 345383520

約数和(自身を除く): 144971511

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 151483, 454449, 1060381, 1363347, 3181143, 4090041, 7422667, 9543429, 22268001, 28630287, 66804003, 200412009]

約数ペア:

[(1, 200412009), (3, 66804003), (7, 28630287), (9, 22268001), (21, 9543429), (27, 7422667), (49, 4090041), (63, 3181143), (147, 1363347), (189, 1060381), (441, 454449), (1323, 151483)]