131438164

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3767}}^1$

素因数の和:3856

約数の個数: 48

約数和(自身を含む): 274732416

約数和(自身を除く): 143294252

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 61, 122, 143, 244, 286, 572, 671, 793, 1342, 1586, 2684, 3172, 3767, 7534, 8723, 15068, 17446, 34892, 41437, 48971, 82874, 97942, 165748, 195884, 229787, 459574, 538681, 919148, 1077362, 2154724, 2527657, 2987231, 5055314, 5974462, 10110628, 11948924, 32859541, 65719082, 131438164]

約数ペア:

[(1, 131438164), (2, 65719082), (4, 32859541), (11, 11948924), (13, 10110628), (22, 5974462), (26, 5055314), (44, 2987231), (52, 2527657), (61, 2154724), (122, 1077362), (143, 919148), (244, 538681), (286, 459574), (572, 229787), (671, 195884), (793, 165748), (1342, 97942), (1586, 82874), (2684, 48971), (3172, 41437), (3767, 34892), (7534, 17446), (8723, 15068)]