389601669

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{15641}}^1$

素因数の和:15705

約数の個数: 24

約数和(自身を含む): 572121792

約数和(自身を除く): 182520123

約数列:

[1, 3, 19, 23, 57, 69, 361, 437, 1083, 1311, 8303, 15641, 24909, 46923, 297179, 359743, 891537, 1079229, 5646401, 6835117, 16939203, 20505351, 129867223, 389601669]

約数ペア:

[(1, 389601669), (3, 129867223), (19, 20505351), (23, 16939203), (57, 6835117), (69, 5646401), (361, 1079229), (437, 891537), (1083, 359743), (1311, 297179), (8303, 46923), (15641, 24909)]