3942519

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 6504960

約数和(自身を除く): 2562441

約数列:

[1, 3, 7, 19, 21, 41, 57, 123, 133, 241, 287, 399, 723, 779, 861, 1687, 2337, 4579, 5061, 5453, 9881, 13737, 16359, 29643, 32053, 69167, 96159, 187739, 207501, 563217, 1314173, 3942519]

約数ペア:

[(1, 3942519), (3, 1314173), (7, 563217), (19, 207501), (21, 187739), (41, 96159), (57, 69167), (123, 32053), (133, 29643), (241, 16359), (287, 13737), (399, 9881), (723, 5453), (779, 5061), (861, 4579), (1687, 2337)]