12209428

素因数分解:

$2^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{809}}^1$

素因数の和:845

約数の個数: 48

約数和(自身を含む): 27216000

約数和(自身を除く): 15006572

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 343, 539, 686, 809, 1078, 1372, 1618, 2156, 3236, 3773, 5663, 7546, 8899, 11326, 15092, 17798, 22652, 35596, 39641, 62293, 79282, 124586, 158564, 249172, 277487, 436051, 554974, 872102, 1109948, 1744204, 3052357, 6104714, 12209428]

約数ペア:

[(1, 12209428), (2, 6104714), (4, 3052357), (7, 1744204), (11, 1109948), (14, 872102), (22, 554974), (28, 436051), (44, 277487), (49, 249172), (77, 158564), (98, 124586), (154, 79282), (196, 62293), (308, 39641), (343, 35596), (539, 22652), (686, 17798), (809, 15092), (1078, 11326), (1372, 8899), (1618, 7546), (2156, 5663), (3236, 3773)]