1780250049

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{19387}}^1$

素因数の和:19594

約数の個数: 32

約数和(自身を含む): 2791872000

約数和(自身を除く): 1011621951

約数列:

[1, 3, 9, 19, 27, 57, 171, 179, 513, 537, 1611, 3401, 4833, 10203, 19387, 30609, 58161, 91827, 174483, 368353, 523449, 1105059, 3315177, 3470273, 9945531, 10410819, 31232457, 65935187, 93697371, 197805561, 593416683, 1780250049]

約数ペア:

[(1, 1780250049), (3, 593416683), (9, 197805561), (19, 93697371), (27, 65935187), (57, 31232457), (171, 10410819), (179, 9945531), (513, 3470273), (537, 3315177), (1611, 1105059), (3401, 523449), (4833, 368353), (10203, 174483), (19387, 91827), (30609, 58161)]