2055165

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1$

素因数の和:98

約数の個数: 48

約数和(自身を含む): 4034688

約数和(自身を除く): 1979523

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 37, 69, 105, 111, 115, 161, 185, 259, 345, 483, 529, 555, 777, 805, 851, 1295, 1587, 2415, 2553, 2645, 3703, 3885, 4255, 5957, 7935, 11109, 12765, 17871, 18515, 19573, 29785, 55545, 58719, 89355, 97865, 137011, 293595, 411033, 685055, 2055165]

約数ペア:

[(1, 2055165), (3, 685055), (5, 411033), (7, 293595), (15, 137011), (21, 97865), (23, 89355), (35, 58719), (37, 55545), (69, 29785), (105, 19573), (111, 18515), (115, 17871), (161, 12765), (185, 11109), (259, 7935), (345, 5957), (483, 4255), (529, 3885), (555, 3703), (777, 2645), (805, 2553), (851, 2415), (1295, 1587)]