15688323

素因数分解:

$3^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 28094976

約数和(自身を除く): 12406653

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 243, 401, 483, 567, 621, 1203, 1449, 1701, 1863, 2807, 3609, 4347, 5589, 8421, 9223, 10827, 13041, 25263, 27669, 32481, 39123, 64561, 75789, 83007, 97443, 193683, 227367, 249021, 581049, 682101, 747063, 1743147, 2241189, 5229441, 15688323]

約数ペア:

[(1, 15688323), (3, 5229441), (7, 2241189), (9, 1743147), (21, 747063), (23, 682101), (27, 581049), (63, 249021), (69, 227367), (81, 193683), (161, 97443), (189, 83007), (207, 75789), (243, 64561), (401, 39123), (483, 32481), (567, 27669), (621, 25263), (1203, 13041), (1449, 10827), (1701, 9223), (1863, 8421), (2807, 5589), (3609, 4347)]