178172007

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{1429}}^1$

素因数の和:1607

約数の個数: 32

約数和(自身を含む): 269068800

約数和(自身を除く): 90896793

約数列:

[1, 3, 13, 23, 39, 69, 139, 299, 417, 897, 1429, 1807, 3197, 4287, 5421, 9591, 18577, 32867, 41561, 55731, 98601, 124683, 198631, 427271, 595893, 1281813, 2582203, 4568513, 7746609, 13705539, 59390669, 178172007]

約数ペア:

[(1, 178172007), (3, 59390669), (13, 13705539), (23, 7746609), (39, 4568513), (69, 2582203), (139, 1281813), (299, 595893), (417, 427271), (897, 198631), (1429, 124683), (1807, 98601), (3197, 55731), (4287, 41561), (5421, 32867), (9591, 18577)]