40396641

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{887}}^1$

素因数の和:973

約数の個数: 32

約数和(自身を含む): 61378560

約数和(自身を除く): 20981919

約数列:

[1, 3, 17, 19, 47, 51, 57, 141, 323, 799, 887, 893, 969, 2397, 2661, 2679, 15079, 15181, 16853, 41689, 45237, 45543, 50559, 125067, 286501, 708713, 792091, 859503, 2126139, 2376273, 13465547, 40396641]

約数ペア:

[(1, 40396641), (3, 13465547), (17, 2376273), (19, 2126139), (47, 859503), (51, 792091), (57, 708713), (141, 286501), (323, 125067), (799, 50559), (887, 45543), (893, 45237), (969, 41689), (2397, 16853), (2661, 15181), (2679, 15079)]