2639175

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 5452032

約数和(自身を除く): 2812857

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 55, 75, 77, 105, 165, 175, 231, 275, 385, 457, 525, 825, 1155, 1371, 1925, 2285, 3199, 5027, 5775, 6855, 9597, 11425, 15081, 15995, 25135, 34275, 35189, 47985, 75405, 79975, 105567, 125675, 175945, 239925, 377025, 527835, 879725, 2639175]

約数ペア:

[(1, 2639175), (3, 879725), (5, 527835), (7, 377025), (11, 239925), (15, 175945), (21, 125675), (25, 105567), (33, 79975), (35, 75405), (55, 47985), (75, 35189), (77, 34275), (105, 25135), (165, 15995), (175, 15081), (231, 11425), (275, 9597), (385, 6855), (457, 5775), (525, 5027), (825, 3199), (1155, 2285), (1371, 1925)]