201421791

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{3229}}^1$

素因数の和:3503

約数の個数: 24

約数和(自身を含む): 302328000

約数和(自身を除く): 100906209

約数列:

[1, 3, 9, 29, 87, 239, 261, 717, 2151, 3229, 6931, 9687, 20793, 29061, 62379, 93641, 280923, 771731, 842769, 2315193, 6945579, 22380199, 67140597, 201421791]

約数ペア:

[(1, 201421791), (3, 67140597), (9, 22380199), (29, 6945579), (87, 2315193), (239, 842769), (261, 771731), (717, 280923), (2151, 93641), (3229, 62379), (6931, 29061), (9687, 20793)]