423551401

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{1231}}^1$

素因数の和:1469

約数の個数: 32

約数和(自身を含む): 551936000

約数和(自身を除く): 128384599

約数列:

[1, 7, 13, 19, 91, 133, 199, 247, 1231, 1393, 1729, 2587, 3781, 8617, 16003, 18109, 23389, 26467, 49153, 112021, 163723, 244969, 304057, 344071, 1714783, 2128399, 3184597, 4654411, 22292179, 32580877, 60507343, 423551401]

約数ペア:

[(1, 423551401), (7, 60507343), (13, 32580877), (19, 22292179), (91, 4654411), (133, 3184597), (199, 2128399), (247, 1714783), (1231, 344071), (1393, 304057), (1729, 244969), (2587, 163723), (3781, 112021), (8617, 49153), (16003, 26467), (18109, 23389)]