51439892

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2039}}^1$

素因数の和:2120

約数の個数: 48

約数和(自身を含む): 111041280

約数和(自身を除く): 59601388

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 53, 68, 106, 119, 212, 238, 371, 476, 742, 901, 1484, 1802, 2039, 3604, 4078, 6307, 8156, 12614, 14273, 25228, 28546, 34663, 57092, 69326, 108067, 138652, 216134, 242641, 432268, 485282, 756469, 970564, 1512938, 1837139, 3025876, 3674278, 7348556, 12859973, 25719946, 51439892]

約数ペア:

[(1, 51439892), (2, 25719946), (4, 12859973), (7, 7348556), (14, 3674278), (17, 3025876), (28, 1837139), (34, 1512938), (53, 970564), (68, 756469), (106, 485282), (119, 432268), (212, 242641), (238, 216134), (371, 138652), (476, 108067), (742, 69326), (901, 57092), (1484, 34663), (1802, 28546), (2039, 25228), (3604, 14273), (4078, 12614), (6307, 8156)]