2001060985

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{51461}}^1$

素因数の和:51585

約数の個数: 32

約数和(自身を含む): 3023495424

約数和(自身を除く): 1022434439

約数列:

[1, 5, 7, 11, 35, 55, 77, 101, 385, 505, 707, 1111, 3535, 5555, 7777, 38885, 51461, 257305, 360227, 566071, 1801135, 2830355, 3962497, 5197561, 19812485, 25987805, 36382927, 57173171, 181914635, 285865855, 400212197, 2001060985]

約数ペア:

[(1, 2001060985), (5, 400212197), (7, 285865855), (11, 181914635), (35, 57173171), (55, 36382927), (77, 25987805), (101, 19812485), (385, 5197561), (505, 3962497), (707, 2830355), (1111, 1801135), (3535, 566071), (5555, 360227), (7777, 257305), (38885, 51461)]