1681486961

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{12763}}^1$

素因数の和:12869

約数の個数: 32

約数和(自身を含む): 2205619200

約数和(自身を除く): 524132239

約数列:

[1, 7, 11, 29, 59, 77, 203, 319, 413, 649, 1711, 2233, 4543, 11977, 12763, 18821, 89341, 131747, 140393, 370127, 753017, 982751, 2590889, 4071397, 5271119, 8283187, 21837493, 28499779, 57982309, 152862451, 240212423, 1681486961]

約数ペア:

[(1, 1681486961), (7, 240212423), (11, 152862451), (29, 57982309), (59, 28499779), (77, 21837493), (203, 8283187), (319, 5271119), (413, 4071397), (649, 2590889), (1711, 982751), (2233, 753017), (4543, 370127), (11977, 140393), (12763, 131747), (18821, 89341)]