148003405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 198567936

約数和(自身を除く): 50564531

約数列:

[1, 5, 11, 55, 71, 151, 251, 355, 755, 781, 1255, 1661, 2761, 3905, 8305, 10721, 13805, 17821, 37901, 53605, 89105, 117931, 189505, 196031, 416911, 589655, 980155, 2084555, 2690971, 13454855, 29600681, 148003405]

約数ペア:

[(1, 148003405), (5, 29600681), (11, 13454855), (55, 2690971), (71, 2084555), (151, 980155), (251, 589655), (355, 416911), (755, 196031), (781, 189505), (1255, 117931), (1661, 89105), (2761, 53605), (3905, 37901), (8305, 17821), (10721, 13805)]