61819828

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1063}}^1$

素因数の和:1172

約数の個数: 48

約数和(自身を含む): 129654784

約数和(自身を除く): 67834956

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 67, 124, 134, 217, 268, 434, 469, 868, 938, 1063, 1876, 2077, 2126, 4154, 4252, 7441, 8308, 14539, 14882, 29078, 29764, 32953, 58156, 65906, 71221, 131812, 142442, 230671, 284884, 461342, 498547, 922684, 997094, 1994188, 2207851, 4415702, 8831404, 15454957, 30909914, 61819828]

約数ペア:

[(1, 61819828), (2, 30909914), (4, 15454957), (7, 8831404), (14, 4415702), (28, 2207851), (31, 1994188), (62, 997094), (67, 922684), (124, 498547), (134, 461342), (217, 284884), (268, 230671), (434, 142442), (469, 131812), (868, 71221), (938, 65906), (1063, 58156), (1876, 32953), (2077, 29764), (2126, 29078), (4154, 14882), (4252, 14539), (7441, 8308)]