201837321

素因数分解:

$3^2\times 7^3\times {\mathrm{151}}^1\times {\mathrm{433}}^1$

素因数の和:611

約数の個数: 48

約数和(自身を含む): 343033600

約数和(自身を除く): 141196279

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 151, 343, 433, 441, 453, 1029, 1057, 1299, 1359, 3031, 3087, 3171, 3897, 7399, 9093, 9513, 21217, 22197, 27279, 51793, 63651, 65383, 66591, 148519, 155379, 190953, 196149, 445557, 457681, 466137, 588447, 1336671, 1373043, 3203767, 4119129, 9611301, 22426369, 28833903, 67279107, 201837321]

約数ペア:

[(1, 201837321), (3, 67279107), (7, 28833903), (9, 22426369), (21, 9611301), (49, 4119129), (63, 3203767), (147, 1373043), (151, 1336671), (343, 588447), (433, 466137), (441, 457681), (453, 445557), (1029, 196149), (1057, 190953), (1299, 155379), (1359, 148519), (3031, 66591), (3087, 65383), (3171, 63651), (3897, 51793), (7399, 27279), (9093, 22197), (9513, 21217)]