201260409

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{491}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 311731200

約数和(自身を除く): 110470791

約数列:

[1, 3, 7, 21, 131, 149, 393, 447, 491, 917, 1043, 1473, 2751, 3129, 3437, 10311, 19519, 58557, 64321, 73159, 136633, 192963, 219477, 409899, 450247, 512113, 1350741, 1536339, 9583829, 28751487, 67086803, 201260409]

約数ペア:

[(1, 201260409), (3, 67086803), (7, 28751487), (21, 9583829), (131, 1536339), (149, 1350741), (393, 512113), (447, 450247), (491, 409899), (917, 219477), (1043, 192963), (1473, 136633), (2751, 73159), (3129, 64321), (3437, 58557), (10311, 19519)]