427824957

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{20231}}^1$

素因数の和:20313

約数の個数: 32

約数和(自身を含む): 699217920

約数和(自身を除く): 271392963

約数列:

[1, 3, 7, 19, 21, 53, 57, 133, 159, 371, 399, 1007, 1113, 3021, 7049, 20231, 21147, 60693, 141617, 384389, 424851, 1072243, 1153167, 2690723, 3216729, 7505701, 8072169, 20372617, 22517103, 61117851, 142608319, 427824957]

約数ペア:

[(1, 427824957), (3, 142608319), (7, 61117851), (19, 22517103), (21, 20372617), (53, 8072169), (57, 7505701), (133, 3216729), (159, 2690723), (371, 1153167), (399, 1072243), (1007, 424851), (1113, 384389), (3021, 141617), (7049, 60693), (20231, 21147)]