161777394

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{449}}^1\times {\mathrm{541}}^1$

素因数の和:1035

約数の個数: 48

約数和(自身を含む): 361459800

約数和(自身を除く): 199682406

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 449, 541, 666, 898, 1082, 1347, 1623, 2694, 3246, 4041, 4869, 8082, 9738, 16613, 20017, 33226, 40034, 49839, 60051, 99678, 120102, 149517, 180153, 242909, 299034, 360306, 485818, 728727, 1457454, 2186181, 4372362, 8987633, 17975266, 26962899, 53925798, 80888697, 161777394]

約数ペア:

[(1, 161777394), (2, 80888697), (3, 53925798), (6, 26962899), (9, 17975266), (18, 8987633), (37, 4372362), (74, 2186181), (111, 1457454), (222, 728727), (333, 485818), (449, 360306), (541, 299034), (666, 242909), (898, 180153), (1082, 149517), (1347, 120102), (1623, 99678), (2694, 60051), (3246, 49839), (4041, 40034), (4869, 33226), (8082, 20017), (9738, 16613)]