161112951

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{613}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 258616800

約数和(自身を除く): 97503849

約数列:

[1, 3, 9, 19, 29, 53, 57, 87, 159, 171, 261, 477, 551, 613, 1007, 1537, 1653, 1839, 3021, 4611, 4959, 5517, 9063, 11647, 13833, 17777, 29203, 32489, 34941, 53331, 87609, 97467, 104823, 159993, 262827, 292401, 337763, 617291, 942181, 1013289, 1851873, 2826543, 3039867, 5555619, 8479629, 17901439, 53704317, 161112951]

約数ペア:

[(1, 161112951), (3, 53704317), (9, 17901439), (19, 8479629), (29, 5555619), (53, 3039867), (57, 2826543), (87, 1851873), (159, 1013289), (171, 942181), (261, 617291), (477, 337763), (551, 292401), (613, 262827), (1007, 159993), (1537, 104823), (1653, 97467), (1839, 87609), (3021, 53331), (4611, 34941), (4959, 32489), (5517, 29203), (9063, 17777), (11647, 13833)]