217900725

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{3673}}^1$

素因数の和:3806

約数の個数: 48

約数和(自身を含む): 415485312

約数和(自身を除く): 197584587

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 113, 175, 339, 525, 565, 791, 1695, 2373, 2825, 3673, 3955, 8475, 11019, 11865, 18365, 19775, 25711, 55095, 59325, 77133, 91825, 128555, 275475, 385665, 415049, 642775, 1245147, 1928325, 2075245, 2905343, 6225735, 8716029, 10376225, 14526715, 31128675, 43580145, 72633575, 217900725]

約数ペア:

[(1, 217900725), (3, 72633575), (5, 43580145), (7, 31128675), (15, 14526715), (21, 10376225), (25, 8716029), (35, 6225735), (75, 2905343), (105, 2075245), (113, 1928325), (175, 1245147), (339, 642775), (525, 415049), (565, 385665), (791, 275475), (1695, 128555), (2373, 91825), (2825, 77133), (3673, 59325), (3955, 55095), (8475, 25711), (11019, 19775), (11865, 18365)]