142788735

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{449}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 256089600

約数和(自身を除く): 113300865

約数列:

[1, 3, 5, 9, 15, 37, 45, 111, 185, 191, 333, 449, 555, 573, 955, 1347, 1665, 1719, 2245, 2865, 4041, 6735, 7067, 8595, 16613, 20205, 21201, 35335, 49839, 63603, 83065, 85759, 106005, 149517, 249195, 257277, 318015, 428795, 747585, 771831, 1286385, 3173083, 3859155, 9519249, 15865415, 28557747, 47596245, 142788735]

約数ペア:

[(1, 142788735), (3, 47596245), (5, 28557747), (9, 15865415), (15, 9519249), (37, 3859155), (45, 3173083), (111, 1286385), (185, 771831), (191, 747585), (333, 428795), (449, 318015), (555, 257277), (573, 249195), (955, 149517), (1347, 106005), (1665, 85759), (1719, 83065), (2245, 63603), (2865, 49839), (4041, 35335), (6735, 21201), (7067, 20205), (8595, 16613)]