30127977

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{281}}^1$

素因数の和:339

約数の個数: 48

約数和(自身を含む): 51572160

約数和(自身を除く): 21444183

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 99, 171, 209, 281, 297, 361, 513, 627, 843, 1083, 1881, 2529, 3091, 3249, 3971, 5339, 5643, 7587, 9273, 9747, 11913, 16017, 27819, 35739, 48051, 58729, 83457, 101441, 107217, 144153, 176187, 304323, 528561, 912969, 1115851, 1585683, 2738907, 3347553, 10042659, 30127977]

約数ペア:

[(1, 30127977), (3, 10042659), (9, 3347553), (11, 2738907), (19, 1585683), (27, 1115851), (33, 912969), (57, 528561), (99, 304323), (171, 176187), (209, 144153), (281, 107217), (297, 101441), (361, 83457), (513, 58729), (627, 48051), (843, 35739), (1083, 27819), (1881, 16017), (2529, 11913), (3091, 9747), (3249, 9273), (3971, 7587), (5339, 5643)]