71849078

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1\times {\mathrm{389}}^1$

素因数の和:644

約数の個数: 32

約数和(自身を含む): 125798400

約数和(自身を除く): 53949322

約数列:

[1, 2, 7, 14, 79, 158, 167, 334, 389, 553, 778, 1106, 1169, 2338, 2723, 5446, 13193, 26386, 30731, 61462, 64963, 92351, 129926, 184702, 215117, 430234, 454741, 909482, 5132077, 10264154, 35924539, 71849078]

約数ペア:

[(1, 71849078), (2, 35924539), (7, 10264154), (14, 5132077), (79, 909482), (158, 454741), (167, 430234), (334, 215117), (389, 184702), (553, 129926), (778, 92351), (1106, 64963), (1169, 61462), (2338, 30731), (2723, 26386), (5446, 13193)]