26980395

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1667}}^1$

素因数の和:1771

約数の個数: 32

約数和(自身を含む): 47077632

約数和(自身を除く): 20097237

約数列:

[1, 3, 5, 13, 15, 39, 65, 83, 195, 249, 415, 1079, 1245, 1667, 3237, 5001, 5395, 8335, 16185, 21671, 25005, 65013, 108355, 138361, 325065, 415083, 691805, 1798693, 2075415, 5396079, 8993465, 26980395]

約数ペア:

[(1, 26980395), (3, 8993465), (5, 5396079), (13, 2075415), (15, 1798693), (39, 691805), (65, 415083), (83, 325065), (195, 138361), (249, 108355), (415, 65013), (1079, 25005), (1245, 21671), (1667, 16185), (3237, 8335), (5001, 5395)]