253485295

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{761}}^1$

素因数の和:1111

約数の個数: 32

約数和(自身を含む): 360493056

約数和(自身を除く): 107007761

約数列:

[1, 5, 7, 31, 35, 155, 217, 307, 761, 1085, 1535, 2149, 3805, 5327, 9517, 10745, 23591, 26635, 47585, 66619, 117955, 165137, 233627, 333095, 825685, 1168135, 1635389, 7242437, 8176945, 36212185, 50697059, 253485295]

約数ペア:

[(1, 253485295), (5, 50697059), (7, 36212185), (31, 8176945), (35, 7242437), (155, 1635389), (217, 1168135), (307, 825685), (761, 333095), (1085, 233627), (1535, 165137), (2149, 117955), (3805, 66619), (5327, 47585), (9517, 26635), (10745, 23591)]