138977229

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1\times {\mathrm{241}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 200104960

約数和(自身を除く): 61127731

約数列:

[1, 3, 19, 57, 67, 151, 201, 241, 453, 723, 1273, 2869, 3819, 4579, 8607, 10117, 13737, 16147, 30351, 36391, 48441, 109173, 192223, 306793, 576669, 691429, 920379, 2074287, 2438197, 7314591, 46325743, 138977229]

約数ペア:

[(1, 138977229), (3, 46325743), (19, 7314591), (57, 2438197), (67, 2074287), (151, 920379), (201, 691429), (241, 576669), (453, 306793), (723, 192223), (1273, 109173), (2869, 48441), (3819, 36391), (4579, 30351), (8607, 16147), (10117, 13737)]