172355745

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{1579}}^1$

素因数の和:1989

約数の個数: 32

約数和(自身を含む): 291225600

約数和(自身を除く): 118869855

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 383, 1149, 1579, 1915, 4737, 5745, 7277, 7895, 21831, 23685, 30001, 36385, 90003, 109155, 150005, 450015, 604757, 1814271, 3023785, 9071355, 11490383, 34471149, 57451915, 172355745]

約数ペア:

[(1, 172355745), (3, 57451915), (5, 34471149), (15, 11490383), (19, 9071355), (57, 3023785), (95, 1814271), (285, 604757), (383, 450015), (1149, 150005), (1579, 109155), (1915, 90003), (4737, 36385), (5745, 30001), (7277, 23685), (7895, 21831)]