201428185

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{1427}}^1$

素因数の和:1585

約数の個数: 32

約数和(自身を含む): 286513920

約数和(自身を除く): 85085735

約数列:

[1, 5, 7, 35, 37, 109, 185, 259, 545, 763, 1295, 1427, 3815, 4033, 7135, 9989, 20165, 28231, 49945, 52799, 141155, 155543, 263995, 369593, 777715, 1088801, 1847965, 5444005, 5755091, 28775455, 40285637, 201428185]

約数ペア:

[(1, 201428185), (5, 40285637), (7, 28775455), (35, 5755091), (37, 5444005), (109, 1847965), (185, 1088801), (259, 777715), (545, 369593), (763, 263995), (1295, 155543), (1427, 141155), (3815, 52799), (4033, 49945), (7135, 28231), (9989, 20165)]