26139715

素因数分解:

$5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:307

約数の個数: 32

約数和(自身を含む): 37131264

約数和(自身を除く): 10991549

約数列:

[1, 5, 7, 35, 67, 71, 157, 335, 355, 469, 497, 785, 1099, 2345, 2485, 4757, 5495, 10519, 11147, 23785, 33299, 52595, 55735, 73633, 78029, 166495, 368165, 390145, 746849, 3734245, 5227943, 26139715]

約数ペア:

[(1, 26139715), (5, 5227943), (7, 3734245), (35, 746849), (67, 390145), (71, 368165), (157, 166495), (335, 78029), (355, 73633), (469, 55735), (497, 52595), (785, 33299), (1099, 23785), (2345, 11147), (2485, 10519), (4757, 5495)]