81217266

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{15541}}^1$

素因数の和:15626

約数の個数: 32

約数和(自身を含む): 177551808

約数和(自身を除く): 96334542

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 78, 134, 201, 402, 871, 1742, 2613, 5226, 15541, 31082, 46623, 93246, 202033, 404066, 606099, 1041247, 1212198, 2082494, 3123741, 6247482, 13536211, 27072422, 40608633, 81217266]

約数ペア:

[(1, 81217266), (2, 40608633), (3, 27072422), (6, 13536211), (13, 6247482), (26, 3123741), (39, 2082494), (67, 1212198), (78, 1041247), (134, 606099), (201, 404066), (402, 202033), (871, 93246), (1742, 46623), (2613, 31082), (5226, 15541)]