247941507

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{5417}}^1$

素因数の和:5523

約数の個数: 32

約数和(自身を含む): 384894720

約数和(自身を除く): 136953213

約数列:

[1, 3, 11, 19, 33, 57, 73, 209, 219, 627, 803, 1387, 2409, 4161, 5417, 15257, 16251, 45771, 59587, 102923, 178761, 308769, 395441, 1132153, 1186323, 3396459, 4349851, 7513379, 13049553, 22540137, 82647169, 247941507]

約数ペア:

[(1, 247941507), (3, 82647169), (11, 22540137), (19, 13049553), (33, 7513379), (57, 4349851), (73, 3396459), (209, 1186323), (219, 1132153), (627, 395441), (803, 308769), (1387, 178761), (2409, 102923), (4161, 59587), (5417, 45771), (15257, 16251)]